Finding the Fourth Proportional to 82,290.24, 123,357.60 and 74,747.52

Step by Step Solution

1. Step 1: Write the proportion equation
   82,290.24 : 123,357.60 = 74,747.52 : x
2. Step 2: Convert to fraction form
   82,290.24/123,357.60 = 74,747.52/x
3. Step 3: Cross multiply
   82,290.24x = 123,357.60 × 74,747.52
4. Step 4: Simplify right side
   82,290.24x = 9,220,674,673.15
5. Step 5: Solve for x
   x = 9,220,674,673.15/82,290.24
6. Step 6: Final answer
   x = 112,050.65