Finding the Fourth Proportional to 42,116.17, 63,155.84 and 15,802.47

Step by Step Solution

1. Step 1: Write the proportion equation
   42,116.17 : 63,155.84 = 15,802.47 : x
2. Step 2: Convert to fraction form
   42,116.17/63,155.84 = 15,802.47/x
3. Step 3: Cross multiply
   42,116.17x = 63,155.84 × 15,802.47
4. Step 4: Simplify right side
   42,116.17x = 998,018,266.92
5. Step 5: Solve for x
   x = 998,018,266.92/42,116.17
6. Step 6: Final answer
   x = 23,696.80