Finding the Fourth Proportional to 12,859,641.90, 17,746,243.50 and 7,058,522.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,859,641.90 : 17,746,243.50 = 7,058,522.34 : x
2. Step 2: Convert to fraction form
   12,859,641.90/17,746,243.50 = 7,058,522.34/x
3. Step 3: Cross multiply
   12,859,641.90x = 17,746,243.50 × 7,058,522.34
4. Step 4: Simplify right side
   12,859,641.90x = 125,262,256,195,829.78
5. Step 5: Solve for x
   x = 125,262,256,195,829.78/12,859,641.90
6. Step 6: Final answer
   x = 9,740,726.62