Finding the Fourth Proportional to 16,061.55, 24,129.27 and 11,393.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,061.55 : 24,129.27 = 11,393.12 : x
2. Step 2: Convert to fraction form
   16,061.55/24,129.27 = 11,393.12/x
3. Step 3: Cross multiply
   16,061.55x = 24,129.27 × 11,393.12
4. Step 4: Simplify right side
   16,061.55x = 274,907,547.98
5. Step 5: Solve for x
   x = 274,907,547.98/16,061.55
6. Step 6: Final answer
   x = 17,115.88