Finding the Fourth Proportional to 82,870, 114,360.62 and 45,144.24

Step by Step Solution

1. Step 1: Write the proportion equation
   82,870 : 114,360.62 = 45,144.24 : x
2. Step 2: Convert to fraction form
   82,870/114,360.62 = 45,144.24/x
3. Step 3: Cross multiply
   82,870x = 114,360.62 × 45,144.24
4. Step 4: Simplify right side
   82,870x = 5,162,723,275.83
5. Step 5: Solve for x
   x = 5,162,723,275.83/82,870
6. Step 6: Final answer
   x = 62,299.06