Finding the Fourth Proportional to 42,464.12, 63,694.71 and 10,874.43

Step by Step Solution

1. Step 1: Write the proportion equation
   42,464.12 : 63,694.71 = 10,874.43 : x
2. Step 2: Convert to fraction form
   42,464.12/63,694.71 = 10,874.43/x
3. Step 3: Cross multiply
   42,464.12x = 63,694.71 × 10,874.43
4. Step 4: Simplify right side
   42,464.12x = 692,643,665.27
5. Step 5: Solve for x
   x = 692,643,665.27/42,464.12
6. Step 6: Final answer
   x = 16,311.27