Finding the Fourth Proportional to 11,108.61, 16,659.27 and 3,710.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,108.61 : 16,659.27 = 3,710.88 : x
2. Step 2: Convert to fraction form
   11,108.61/16,659.27 = 3,710.88/x
3. Step 3: Cross multiply
   11,108.61x = 16,659.27 × 3,710.88
4. Step 4: Simplify right side
   11,108.61x = 61,820,551.86
5. Step 5: Solve for x
   x = 61,820,551.86/11,108.61
6. Step 6: Final answer
   x = 5,565.10