Finding the Fourth Proportional to 42,131.57, 63,203.83 and 15,838.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,131.57 : 63,203.83 = 15,838.16 : x
2. Step 2: Convert to fraction form
   42,131.57/63,203.83 = 15,838.16/x
3. Step 3: Cross multiply
   42,131.57x = 63,203.83 × 15,838.16
4. Step 4: Simplify right side
   42,131.57x = 1,001,032,016.54
5. Step 5: Solve for x
   x = 1,001,032,016.54/42,131.57
6. Step 6: Final answer
   x = 23,759.67