Finding the Fourth Proportional to 389,036.16, 583,320.60 and 152,096.52

Step by Step Solution

1. Step 1: Write the proportion equation
   389,036.16 : 583,320.60 = 152,096.52 : x
2. Step 2: Convert to fraction form
   389,036.16/583,320.60 = 152,096.52/x
3. Step 3: Cross multiply
   389,036.16x = 583,320.60 × 152,096.52
4. Step 4: Simplify right side
   389,036.16x = 88,721,033,304.31
5. Step 5: Solve for x
   x = 88,721,033,304.31/389,036.16
6. Step 6: Final answer
   x = 228,053.44