Finding the Fourth Proportional to 9,901.08, 14,847.57 and 3,661.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,901.08 : 14,847.57 = 3,661.47 : x
2. Step 2: Convert to fraction form
   9,901.08/14,847.57 = 3,661.47/x
3. Step 3: Cross multiply
   9,901.08x = 14,847.57 × 3,661.47
4. Step 4: Simplify right side
   9,901.08x = 54,363,932.13
5. Step 5: Solve for x
   x = 54,363,932.13/9,901.08
6. Step 6: Final answer
   x = 5,490.71