Finding the Fourth Proportional to 152,501.73, 228,783.18 and 52,665.60

Step by Step Solution

1. Step 1: Write the proportion equation
   152,501.73 : 228,783.18 = 52,665.60 : x
2. Step 2: Convert to fraction form
   152,501.73/228,783.18 = 52,665.60/x
3. Step 3: Cross multiply
   152,501.73x = 228,783.18 × 52,665.60
4. Step 4: Simplify right side
   152,501.73x = 12,049,003,444.61
5. Step 5: Solve for x
   x = 12,049,003,444.61/152,501.73
6. Step 6: Final answer
   x = 79,008.96