Finding the Fourth Proportional to 42,213.48, 63,317.98 and 15,916.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,213.48 : 63,317.98 = 15,916.52 : x
2. Step 2: Convert to fraction form
   42,213.48/63,317.98 = 15,916.52/x
3. Step 3: Cross multiply
   42,213.48x = 63,317.98 × 15,916.52
4. Step 4: Simplify right side
   42,213.48x = 1,007,801,895.03
5. Step 5: Solve for x
   x = 1,007,801,895.03/42,213.48
6. Step 6: Final answer
   x = 23,873.94