Finding the Fourth Proportional to 389,592.72, 584,152.56 and 152,651.52

Step by Step Solution

1. Step 1: Write the proportion equation
   389,592.72 : 584,152.56 = 152,651.52 : x
2. Step 2: Convert to fraction form
   389,592.72/584,152.56 = 152,651.52/x
3. Step 3: Cross multiply
   389,592.72x = 584,152.56 × 152,651.52
4. Step 4: Simplify right side
   389,592.72x = 89,171,776,195.89
5. Step 5: Solve for x
   x = 89,171,776,195.89/389,592.72
6. Step 6: Final answer
   x = 228,884.61