Finding the Fourth Proportional to 389,524.43, 583,933.98 and 152,803.55

Step by Step Solution

1. Step 1: Write the proportion equation
   389,524.43 : 583,933.98 = 152,803.55 : x
2. Step 2: Convert to fraction form
   389,524.43/583,933.98 = 152,803.55/x
3. Step 3: Cross multiply
   389,524.43x = 583,933.98 × 152,803.55
4. Step 4: Simplify right side
   389,524.43x = 89,227,182,189.96
5. Step 5: Solve for x
   x = 89,227,182,189.96/389,524.43
6. Step 6: Final answer
   x = 229,066.98