Finding the Fourth Proportional to 152,933.50, 229,419.69 and 42,125.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,933.50 : 229,419.69 = 42,125.50 : x
2. Step 2: Convert to fraction form
   152,933.50/229,419.69 = 42,125.50/x
3. Step 3: Cross multiply
   152,933.50x = 229,419.69 × 42,125.50
4. Step 4: Simplify right side
   152,933.50x = 9,664,419,151.10
5. Step 5: Solve for x
   x = 9,664,419,151.10/152,933.50
6. Step 6: Final answer
   x = 63,193.60