Finding the Fourth Proportional to 82,762.66, 124,205.58 and 40,665.34

Step by Step Solution

1. Step 1: Write the proportion equation
   82,762.66 : 124,205.58 = 40,665.34 : x
2. Step 2: Convert to fraction form
   82,762.66/124,205.58 = 40,665.34/x
3. Step 3: Cross multiply
   82,762.66x = 124,205.58 × 40,665.34
4. Step 4: Simplify right side
   82,762.66x = 5,050,862,140.60
5. Step 5: Solve for x
   x = 5,050,862,140.60/82,762.66
6. Step 6: Final answer
   x = 61,028.27