Finding the Fourth Proportional to 82,757.76, 114,204.60 and 45,031.92

Step by Step Solution

1. Step 1: Write the proportion equation
   82,757.76 : 114,204.60 = 45,031.92 : x
2. Step 2: Convert to fraction form
   82,757.76/114,204.60 = 45,031.92/x
3. Step 3: Cross multiply
   82,757.76x = 114,204.60 × 45,031.92
4. Step 4: Simplify right side
   82,757.76x = 5,142,852,410.83
5. Step 5: Solve for x
   x = 5,142,852,410.83/82,757.76
6. Step 6: Final answer
   x = 62,143.45