Finding the Fourth Proportional to 42,143.69, 63,224.77 and 15,848.43

Step by Step Solution

1. Step 1: Write the proportion equation
   42,143.69 : 63,224.77 = 15,848.43 : x
2. Step 2: Convert to fraction form
   42,143.69/63,224.77 = 15,848.43/x
3. Step 3: Cross multiply
   42,143.69x = 63,224.77 × 15,848.43
4. Step 4: Simplify right side
   42,143.69x = 1,002,013,341.61
5. Step 5: Solve for x
   x = 1,002,013,341.61/42,143.69
6. Step 6: Final answer
   x = 23,776.12