Finding the Fourth Proportional to 89,168.72, 133,589.04 and 55,882.52

Step by Step Solution

1. Step 1: Write the proportion equation
   89,168.72 : 133,589.04 = 55,882.52 : x
2. Step 2: Convert to fraction form
   89,168.72/133,589.04 = 55,882.52/x
3. Step 3: Cross multiply
   89,168.72x = 133,589.04 × 55,882.52
4. Step 4: Simplify right side
   89,168.72x = 7,465,292,199.58
5. Step 5: Solve for x
   x = 7,465,292,199.58/89,168.72
6. Step 6: Final answer
   x = 83,720.98