Finding the Fourth Proportional to 83,003.64, 124,502.42 and 45,581.24

Step by Step Solution

1. Step 1: Write the proportion equation
   83,003.64 : 124,502.42 = 45,581.24 : x
2. Step 2: Convert to fraction form
   83,003.64/124,502.42 = 45,581.24/x
3. Step 3: Cross multiply
   83,003.64x = 124,502.42 × 45,581.24
4. Step 4: Simplify right side
   83,003.64x = 5,674,974,686.60
5. Step 5: Solve for x
   x = 5,674,974,686.60/83,003.64
6. Step 6: Final answer
   x = 68,370.19