Finding the Fourth Proportional to 82,948.96, 114,469.50 and 45,223.21

Step by Step Solution

1. Step 1: Write the proportion equation
   82,948.96 : 114,469.50 = 45,223.21 : x
2. Step 2: Convert to fraction form
   82,948.96/114,469.50 = 45,223.21/x
3. Step 3: Cross multiply
   82,948.96x = 114,469.50 × 45,223.21
4. Step 4: Simplify right side
   82,948.96x = 5,176,678,237.10
5. Step 5: Solve for x
   x = 5,176,678,237.10/82,948.96
6. Step 6: Final answer
   x = 62,407.99