Finding the Fourth Proportional to 62,217.05, 85,826.79 and 42,080.70

Step by Step Solution

1. Step 1: Write the proportion equation
   62,217.05 : 85,826.79 = 42,080.70 : x
2. Step 2: Convert to fraction form
   62,217.05/85,826.79 = 42,080.70/x
3. Step 3: Cross multiply
   62,217.05x = 85,826.79 × 42,080.70
4. Step 4: Simplify right side
   62,217.05x = 3,611,651,401.95
5. Step 5: Solve for x
   x = 3,611,651,401.95/62,217.05
6. Step 6: Final answer
   x = 58,049.22