Finding the Fourth Proportional to 69,116.06, 103,613.60 and 57,367.56

Step by Step Solution

1. Step 1: Write the proportion equation
   69,116.06 : 103,613.60 = 57,367.56 : x
2. Step 2: Convert to fraction form
   69,116.06/103,613.60 = 57,367.56/x
3. Step 3: Cross multiply
   69,116.06x = 103,613.60 × 57,367.56
4. Step 4: Simplify right side
   69,116.06x = 5,944,059,414.82
5. Step 5: Solve for x
   x = 5,944,059,414.82/69,116.06
6. Step 6: Final answer
   x = 86,001.13