Finding the Fourth Proportional to 123,212.41, 170,018.85 and 69,498.33

Step by Step Solution

1. Step 1: Write the proportion equation
   123,212.41 : 170,018.85 = 69,498.33 : x
2. Step 2: Convert to fraction form
   123,212.41/170,018.85 = 69,498.33/x
3. Step 3: Cross multiply
   123,212.41x = 170,018.85 × 69,498.33
4. Step 4: Simplify right side
   123,212.41x = 11,816,026,568.57
5. Step 5: Solve for x
   x = 11,816,026,568.57/123,212.41
6. Step 6: Final answer
   x = 95,899.65