Finding the Fourth Proportional to 120,104.91, 165,761.24 and 69,116.59

Step by Step Solution

1. Step 1: Write the proportion equation
   120,104.91 : 165,761.24 = 69,116.59 : x
2. Step 2: Convert to fraction form
   120,104.91/165,761.24 = 69,116.59/x
3. Step 3: Cross multiply
   120,104.91x = 165,761.24 × 69,116.59
4. Step 4: Simplify right side
   120,104.91x = 11,456,851,317.39
5. Step 5: Solve for x
   x = 11,456,851,317.39/120,104.91
6. Step 6: Final answer
   x = 95,390.37