Finding the Fourth Proportional to 11,411,491.31, 15,749,472.82 and 7,061,978.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,411,491.31 : 15,749,472.82 = 7,061,978.42 : x
2. Step 2: Convert to fraction form
   11,411,491.31/15,749,472.82 = 7,061,978.42/x
3. Step 3: Cross multiply
   11,411,491.31x = 15,749,472.82 × 7,061,978.42
4. Step 4: Simplify right side
   11,411,491.31x = 111,222,437,102,469.19
5. Step 5: Solve for x
   x = 111,222,437,102,469.19/11,411,491.31
6. Step 6: Final answer
   x = 9,746,529.54