Finding the Fourth Proportional to 82,939.71, 114,456.54 and 45,213.96

Step by Step Solution

1. Step 1: Write the proportion equation
   82,939.71 : 114,456.54 = 45,213.96 : x
2. Step 2: Convert to fraction form
   82,939.71/114,456.54 = 45,213.96/x
3. Step 3: Cross multiply
   82,939.71x = 114,456.54 × 45,213.96
4. Step 4: Simplify right side
   82,939.71x = 5,175,033,421.30
5. Step 5: Solve for x
   x = 5,175,033,421.30/82,939.71
6. Step 6: Final answer
   x = 62,395.12