Finding the Fourth Proportional to 82.83, 124.17 and 37.15

Step by Step Solution

1. Step 1: Write the proportion equation
   82.83 : 124.17 = 37.15 : x
2. Step 2: Convert to fraction form
   82.83/124.17 = 37.15/x
3. Step 3: Cross multiply
   82.83x = 124.17 × 37.15
4. Step 4: Simplify right side
   82.83x = 4,612.92
5. Step 5: Solve for x
   x = 4,612.92/82.83
6. Step 6: Final answer
   x = 55.69