Finding the Fourth Proportional to 123,952.33, 170,995.86 and 89,886.09

Step by Step Solution

1. Step 1: Write the proportion equation
   123,952.33 : 170,995.86 = 89,886.09 : x
2. Step 2: Convert to fraction form
   123,952.33/170,995.86 = 89,886.09/x
3. Step 3: Cross multiply
   123,952.33x = 170,995.86 × 89,886.09
4. Step 4: Simplify right side
   123,952.33x = 15,370,149,261.59
5. Step 5: Solve for x
   x = 15,370,149,261.59/123,952.33
6. Step 6: Final answer
   x = 124,000.49