Finding the Fourth Proportional to 42,117.15, 63,146.46 and 15,814.83

Step by Step Solution

1. Step 1: Write the proportion equation
   42,117.15 : 63,146.46 = 15,814.83 : x
2. Step 2: Convert to fraction form
   42,117.15/63,146.46 = 15,814.83/x
3. Step 3: Cross multiply
   42,117.15x = 63,146.46 × 15,814.83
4. Step 4: Simplify right side
   42,117.15x = 998,650,530.00
5. Step 5: Solve for x
   x = 998,650,530.00/42,117.15
6. Step 6: Final answer
   x = 23,711.26