Finding the Fourth Proportional to 9,337,045.70, 12,885,097.57 and 5,207,081.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,337,045.70 : 12,885,097.57 = 5,207,081.31 : x
2. Step 2: Convert to fraction form
   9,337,045.70/12,885,097.57 = 5,207,081.31/x
3. Step 3: Cross multiply
   9,337,045.70x = 12,885,097.57 × 5,207,081.31
4. Step 4: Simplify right side
   9,337,045.70x = 67,093,750,721,255.71
5. Step 5: Solve for x
   x = 67,093,750,721,255.71/9,337,045.70
6. Step 6: Final answer
   x = 7,185,757.99