Finding the Fourth Proportional to 82,868.22, 114,358.16 and 45,142.47

Step by Step Solution

1. Step 1: Write the proportion equation
   82,868.22 : 114,358.16 = 45,142.47 : x
2. Step 2: Convert to fraction form
   82,868.22/114,358.16 = 45,142.47/x
3. Step 3: Cross multiply
   82,868.22x = 114,358.16 × 45,142.47
4. Step 4: Simplify right side
   82,868.22x = 5,162,409,919.91
5. Step 5: Solve for x
   x = 5,162,409,919.91/82,868.22
6. Step 6: Final answer
   x = 62,296.62