Finding the Fourth Proportional to 1,899,111.75, 2,620,058.77 and 1,246,098.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,899,111.75 : 2,620,058.77 = 1,246,098.25 : x
2. Step 2: Convert to fraction form
   1,899,111.75/2,620,058.77 = 1,246,098.25/x
3. Step 3: Cross multiply
   1,899,111.75x = 2,620,058.77 × 1,246,098.25
4. Step 4: Simplify right side
   1,899,111.75x = 3,264,850,648,194.15
5. Step 5: Solve for x
   x = 3,264,850,648,194.15/1,899,111.75
6. Step 6: Final answer
   x = 1,719,146.15