Finding the Fourth Proportional to 152,391.83, 228,598.69 and 52,550.58

Step by Step Solution

1. Step 1: Write the proportion equation
   152,391.83 : 228,598.69 = 52,550.58 : x
2. Step 2: Convert to fraction form
   152,391.83/228,598.69 = 52,550.58/x
3. Step 3: Cross multiply
   152,391.83x = 228,598.69 × 52,550.58
4. Step 4: Simplify right side
   152,391.83x = 12,012,992,340.99
5. Step 5: Solve for x
   x = 12,012,992,340.99/152,391.83
6. Step 6: Final answer
   x = 78,829.64