Finding the Fourth Proportional to 83,012.24, 114,556.72 and 45,286.48

Step by Step Solution

1. Step 1: Write the proportion equation
   83,012.24 : 114,556.72 = 45,286.48 : x
2. Step 2: Convert to fraction form
   83,012.24/114,556.72 = 45,286.48/x
3. Step 3: Cross multiply
   83,012.24x = 114,556.72 × 45,286.48
4. Step 4: Simplify right side
   83,012.24x = 5,187,870,609.15
5. Step 5: Solve for x
   x = 5,187,870,609.15/83,012.24
6. Step 6: Final answer
   x = 62,495.25