Finding the Fourth Proportional to 123,211.38, 170,039.34 and 69,476.52

Step by Step Solution

1. Step 1: Write the proportion equation
   123,211.38 : 170,039.34 = 69,476.52 : x
2. Step 2: Convert to fraction form
   123,211.38/170,039.34 = 69,476.52/x
3. Step 3: Cross multiply
   123,211.38x = 170,039.34 × 69,476.52
4. Step 4: Simplify right side
   123,211.38x = 11,813,741,606.30
5. Step 5: Solve for x
   x = 11,813,741,606.30/123,211.38
6. Step 6: Final answer
   x = 95,881.90