Finding the Fourth Proportional to 83,257.56, 114,896.34 and 45,531

Step by Step Solution

1. Step 1: Write the proportion equation
   83,257.56 : 114,896.34 = 45,531 : x
2. Step 2: Convert to fraction form
   83,257.56/114,896.34 = 45,531/x
3. Step 3: Cross multiply
   83,257.56x = 114,896.34 × 45,531
4. Step 4: Simplify right side
   83,257.56x = 5,231,345,256.54
5. Step 5: Solve for x
   x = 5,231,345,256.54/83,257.56
6. Step 6: Final answer
   x = 62,833.28