Finding the Fourth Proportional to 42,443, 63,216.17 and 40,222.52

Step by Step Solution

1. Step 1: Write the proportion equation
   42,443 : 63,216.17 = 40,222.52 : x
2. Step 2: Convert to fraction form
   42,443/63,216.17 = 40,222.52/x
3. Step 3: Cross multiply
   42,443x = 63,216.17 × 40,222.52
4. Step 4: Simplify right side
   42,443x = 2,542,713,662.15
5. Step 5: Solve for x
   x = 2,542,713,662.15/42,443
6. Step 6: Final answer
   x = 59,908.91