Finding the Fourth Proportional to 11,128.92, 16,695 and 3,731.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,128.92 : 16,695 = 3,731.72 : x
2. Step 2: Convert to fraction form
   11,128.92/16,695 = 3,731.72/x
3. Step 3: Cross multiply
   11,128.92x = 16,695 × 3,731.72
4. Step 4: Simplify right side
   11,128.92x = 62,301,065.40
5. Step 5: Solve for x
   x = 62,301,065.40/11,128.92
6. Step 6: Final answer
   x = 5,598.12