Finding the Fourth Proportional to 102,031.53, 153,063.15 and 52,084.59

Step by Step Solution

1. Step 1: Write the proportion equation
   102,031.53 : 153,063.15 = 52,084.59 : x
2. Step 2: Convert to fraction form
   102,031.53/153,063.15 = 52,084.59/x
3. Step 3: Cross multiply
   102,031.53x = 153,063.15 × 52,084.59
4. Step 4: Simplify right side
   102,031.53x = 7,972,231,411.86
5. Step 5: Solve for x
   x = 7,972,231,411.86/102,031.53
6. Step 6: Final answer
   x = 78,134.98