Finding the Fourth Proportional to 123,291.30, 170,150.99 and 69,581.01

Step by Step Solution

1. Step 1: Write the proportion equation
   123,291.30 : 170,150.99 = 69,581.01 : x
2. Step 2: Convert to fraction form
   123,291.30/170,150.99 = 69,581.01/x
3. Step 3: Cross multiply
   123,291.30x = 170,150.99 × 69,581.01
4. Step 4: Simplify right side
   123,291.30x = 11,839,277,388.79
5. Step 5: Solve for x
   x = 11,839,277,388.79/123,291.30
6. Step 6: Final answer
   x = 96,026.87