Finding the Fourth Proportional to 152,530.47, 228,800.52 and 52,696.35

Step by Step Solution

1. Step 1: Write the proportion equation
   152,530.47 : 228,800.52 = 52,696.35 : x
2. Step 2: Convert to fraction form
   152,530.47/228,800.52 = 52,696.35/x
3. Step 3: Cross multiply
   152,530.47x = 228,800.52 × 52,696.35
4. Step 4: Simplify right side
   152,530.47x = 12,056,952,282.10
5. Step 5: Solve for x
   x = 12,056,952,282.10/152,530.47
6. Step 6: Final answer
   x = 79,046.19