Finding the Fourth Proportional to 12,781,895.24, 17,639,450.72 and 7,559,380.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,781,895.24 : 17,639,450.72 = 7,559,380.25 : x
2. Step 2: Convert to fraction form
   12,781,895.24/17,639,450.72 = 7,559,380.25/x
3. Step 3: Cross multiply
   12,781,895.24x = 17,639,450.72 × 7,559,380.25
4. Step 4: Simplify right side
   12,781,895.24x = 133,343,315,355,819.38
5. Step 5: Solve for x
   x = 133,343,315,355,819.38/12,781,895.24
6. Step 6: Final answer
   x = 10,432,202.18