Finding the Fourth Proportional to 42,542.72, 63,850.96 and 42,444.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,542.72 : 63,850.96 = 42,444.32 : x
2. Step 2: Convert to fraction form
   42,542.72/63,850.96 = 42,444.32/x
3. Step 3: Cross multiply
   42,542.72x = 63,850.96 × 42,444.32
4. Step 4: Simplify right side
   42,542.72x = 2,710,110,578.55
5. Step 5: Solve for x
   x = 2,710,110,578.55/42,542.72
6. Step 6: Final answer
   x = 63,703.27