Finding the Fourth Proportional to 123,881.67, 170,968.68 and 69,443.06

Step by Step Solution

1. Step 1: Write the proportion equation
   123,881.67 : 170,968.68 = 69,443.06 : x
2. Step 2: Convert to fraction form
   123,881.67/170,968.68 = 69,443.06/x
3. Step 3: Cross multiply
   123,881.67x = 170,968.68 × 69,443.06
4. Step 4: Simplify right side
   123,881.67x = 11,872,587,448.52
5. Step 5: Solve for x
   x = 11,872,587,448.52/123,881.67
6. Step 6: Final answer
   x = 95,838.13