Finding the Fourth Proportional to 9,932.72, 14,894.80 and 3,688.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,932.72 : 14,894.80 = 3,688.16 : x
2. Step 2: Convert to fraction form
   9,932.72/14,894.80 = 3,688.16/x
3. Step 3: Cross multiply
   9,932.72x = 14,894.80 × 3,688.16
4. Step 4: Simplify right side
   9,932.72x = 54,934,405.57
5. Step 5: Solve for x
   x = 54,934,405.57/9,932.72
6. Step 6: Final answer
   x = 5,530.65