Finding the Fourth Proportional to 11,126.48, 16,689.76 and 3,730.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,126.48 : 16,689.76 = 3,730.72 : x
2. Step 2: Convert to fraction form
   11,126.48/16,689.76 = 3,730.72/x
3. Step 3: Cross multiply
   11,126.48x = 16,689.76 × 3,730.72
4. Step 4: Simplify right side
   11,126.48x = 62,264,821.43
5. Step 5: Solve for x
   x = 62,264,821.43/11,126.48
6. Step 6: Final answer
   x = 5,596.09