Finding the Fourth Proportional to 82,869.76, 114,360.06 and 45,143.92

Step by Step Solution

1. Step 1: Write the proportion equation
   82,869.76 : 114,360.06 = 45,143.92 : x
2. Step 2: Convert to fraction form
   82,869.76/114,360.06 = 45,143.92/x
3. Step 3: Cross multiply
   82,869.76x = 114,360.06 × 45,143.92
4. Step 4: Simplify right side
   82,869.76x = 5,162,661,399.84
5. Step 5: Solve for x
   x = 5,162,661,399.84/82,869.76
6. Step 6: Final answer
   x = 62,298.50