Finding the Fourth Proportional to 11,711.32, 17,557.06 and 5,132.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,711.32 : 17,557.06 = 5,132.52 : x
2. Step 2: Convert to fraction form
   11,711.32/17,557.06 = 5,132.52/x
3. Step 3: Cross multiply
   11,711.32x = 17,557.06 × 5,132.52
4. Step 4: Simplify right side
   11,711.32x = 90,111,961.59
5. Step 5: Solve for x
   x = 90,111,961.59/11,711.32
6. Step 6: Final answer
   x = 7,694.43