Finding the Fourth Proportional to 11,008.75, 16,515.52 and 3,612.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,008.75 : 16,515.52 = 3,612.92 : x
2. Step 2: Convert to fraction form
   11,008.75/16,515.52 = 3,612.92/x
3. Step 3: Cross multiply
   11,008.75x = 16,515.52 × 3,612.92
4. Step 4: Simplify right side
   11,008.75x = 59,669,284.77
5. Step 5: Solve for x
   x = 59,669,284.77/11,008.75
6. Step 6: Final answer
   x = 5,420.17