Finding the Fourth Proportional to 89,499.58, 134,242.31 and 52,035.75

Step by Step Solution

1. Step 1: Write the proportion equation
   89,499.58 : 134,242.31 = 52,035.75 : x
2. Step 2: Convert to fraction form
   89,499.58/134,242.31 = 52,035.75/x
3. Step 3: Cross multiply
   89,499.58x = 134,242.31 × 52,035.75
4. Step 4: Simplify right side
   89,499.58x = 6,985,399,412.67
5. Step 5: Solve for x
   x = 6,985,399,412.67/89,499.58
6. Step 6: Final answer
   x = 78,049.52