Finding the Fourth Proportional to 152,578.52, 228,811.60 and 52,713.08

Step by Step Solution

1. Step 1: Write the proportion equation
   152,578.52 : 228,811.60 = 52,713.08 : x
2. Step 2: Convert to fraction form
   152,578.52/228,811.60 = 52,713.08/x
3. Step 3: Cross multiply
   152,578.52x = 228,811.60 × 52,713.08
4. Step 4: Simplify right side
   152,578.52x = 12,061,364,175.73
5. Step 5: Solve for x
   x = 12,061,364,175.73/152,578.52
6. Step 6: Final answer
   x = 79,050.21