Finding the Fourth Proportional to 42,153.50, 63,223.88 and 15,852.11

Step by Step Solution

1. Step 1: Write the proportion equation
   42,153.50 : 63,223.88 = 15,852.11 : x
2. Step 2: Convert to fraction form
   42,153.50/63,223.88 = 15,852.11/x
3. Step 3: Cross multiply
   42,153.50x = 63,223.88 × 15,852.11
4. Step 4: Simplify right side
   42,153.50x = 1,002,231,505.01
5. Step 5: Solve for x
   x = 1,002,231,505.01/42,153.50
6. Step 6: Final answer
   x = 23,775.76