Finding the Fourth Proportional to 67,520.38, 101,272.18 and 42,222.12

Step by Step Solution

1. Step 1: Write the proportion equation
   67,520.38 : 101,272.18 = 42,222.12 : x
2. Step 2: Convert to fraction form
   67,520.38/101,272.18 = 42,222.12/x
3. Step 3: Cross multiply
   67,520.38x = 101,272.18 × 42,222.12
4. Step 4: Simplify right side
   67,520.38x = 4,275,926,136.62
5. Step 5: Solve for x
   x = 4,275,926,136.62/67,520.38
6. Step 6: Final answer
   x = 63,327.93