Finding the Fourth Proportional to 42,007.18, 62,992.20 and 22,281.22

Step by Step Solution

1. Step 1: Write the proportion equation
   42,007.18 : 62,992.20 = 22,281.22 : x
2. Step 2: Convert to fraction form
   42,007.18/62,992.20 = 22,281.22/x
3. Step 3: Cross multiply
   42,007.18x = 62,992.20 × 22,281.22
4. Step 4: Simplify right side
   42,007.18x = 1,403,543,066.48
5. Step 5: Solve for x
   x = 1,403,543,066.48/42,007.18
6. Step 6: Final answer
   x = 33,411.98