Finding the Fourth Proportional to 152,398.62, 228,533.72 and 57,612.82

Step by Step Solution

1. Step 1: Write the proportion equation
   152,398.62 : 228,533.72 = 57,612.82 : x
2. Step 2: Convert to fraction form
   152,398.62/228,533.72 = 57,612.82/x
3. Step 3: Cross multiply
   152,398.62x = 228,533.72 × 57,612.82
4. Step 4: Simplify right side
   152,398.62x = 13,166,472,074.29
5. Step 5: Solve for x
   x = 13,166,472,074.29/152,398.62
6. Step 6: Final answer
   x = 86,394.96