Finding the Fourth Proportional to 152,590.43, 228,811.84 and 52,715.61

Step by Step Solution

1. Step 1: Write the proportion equation
   152,590.43 : 228,811.84 = 52,715.61 : x
2. Step 2: Convert to fraction form
   152,590.43/228,811.84 = 52,715.61/x
3. Step 3: Cross multiply
   152,590.43x = 228,811.84 × 52,715.61
4. Step 4: Simplify right side
   152,590.43x = 12,061,955,589.03
5. Step 5: Solve for x
   x = 12,061,955,589.03/152,590.43
6. Step 6: Final answer
   x = 79,047.92