Finding the Fourth Proportional to 123,540.98, 170,485.33 and 69,092.55

Step by Step Solution

1. Step 1: Write the proportion equation
   123,540.98 : 170,485.33 = 69,092.55 : x
2. Step 2: Convert to fraction form
   123,540.98/170,485.33 = 69,092.55/x
3. Step 3: Cross multiply
   123,540.98x = 170,485.33 × 69,092.55
4. Step 4: Simplify right side
   123,540.98x = 11,779,266,014.56
5. Step 5: Solve for x
   x = 11,779,266,014.56/123,540.98
6. Step 6: Final answer
   x = 95,347.03