Finding the Fourth Proportional to 62,255.62, 85,478.69 and 60,631.84

Step by Step Solution

1. Step 1: Write the proportion equation
   62,255.62 : 85,478.69 = 60,631.84 : x
2. Step 2: Convert to fraction form
   62,255.62/85,478.69 = 60,631.84/x
3. Step 3: Cross multiply
   62,255.62x = 85,478.69 × 60,631.84
4. Step 4: Simplify right side
   62,255.62x = 5,182,730,255.49
5. Step 5: Solve for x
   x = 5,182,730,255.49/62,255.62
6. Step 6: Final answer
   x = 83,249.20