Finding the Fourth Proportional to 1,925,111,152,965.20, 2,656,717,103,198.60 and 1,058,046,664,661

Step by Step Solution

1. Step 1: Write the proportion equation
   1,925,111,152,965.20 : 2,656,717,103,198.60 = 1,058,046,664,661 : x
2. Step 2: Convert to fraction form
   1,925,111,152,965.20/2,656,717,103,198.60 = 1,058,046,664,661/x
3. Step 3: Cross multiply
   1,925,111,152,965.20x = 2,656,717,103,198.60 × 1,058,046,664,661
4. Step 4: Simplify right side
   1,925,111,152,965.20x = 2,810,930,669,987,112,396,259,328
5. Step 5: Solve for x
   x = 2,810,930,669,987,112,396,259,328/1,925,111,152,965.20
6. Step 6: Final answer
   x = 1,460,139,413,590.49