Finding the Fourth Proportional to 152,377.50, 228,522.12 and 45,757.15

Step by Step Solution

1. Step 1: Write the proportion equation
   152,377.50 : 228,522.12 = 45,757.15 : x
2. Step 2: Convert to fraction form
   152,377.50/228,522.12 = 45,757.15/x
3. Step 3: Cross multiply
   152,377.50x = 228,522.12 × 45,757.15
4. Step 4: Simplify right side
   152,377.50x = 10,456,520,923.16
5. Step 5: Solve for x
   x = 10,456,520,923.16/152,377.50
6. Step 6: Final answer
   x = 68,622.47