Finding the Fourth Proportional to 389,594.72, 584,155.56 and 152,653.52

Step by Step Solution

1. Step 1: Write the proportion equation
   389,594.72 : 584,155.56 = 152,653.52 : x
2. Step 2: Convert to fraction form
   389,594.72/584,155.56 = 152,653.52/x
3. Step 3: Cross multiply
   389,594.72x = 584,155.56 × 152,653.52
4. Step 4: Simplify right side
   389,594.72x = 89,173,402,461.57
5. Step 5: Solve for x
   x = 89,173,402,461.57/389,594.72
6. Step 6: Final answer
   x = 228,887.61