Finding the Fourth Proportional to 9,854.31, 14,762.01 and 7,391.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,854.31 : 14,762.01 = 7,391.91 : x
2. Step 2: Convert to fraction form
   9,854.31/14,762.01 = 7,391.91/x
3. Step 3: Cross multiply
   9,854.31x = 14,762.01 × 7,391.91
4. Step 4: Simplify right side
   9,854.31x = 109,119,449.34
5. Step 5: Solve for x
   x = 109,119,449.34/9,854.31
6. Step 6: Final answer
   x = 11,073.27