Finding the Fourth Proportional to 82,939.96, 114,456.81 and 45,214.21

Step by Step Solution

1. Step 1: Write the proportion equation
   82,939.96 : 114,456.81 = 45,214.21 : x
2. Step 2: Convert to fraction form
   82,939.96/114,456.81 = 45,214.21/x
3. Step 3: Cross multiply
   82,939.96x = 114,456.81 × 45,214.21
4. Step 4: Simplify right side
   82,939.96x = 5,175,074,243.27
5. Step 5: Solve for x
   x = 5,175,074,243.27/82,939.96
6. Step 6: Final answer
   x = 62,395.43