Finding the Fourth Proportional to 123,992.01, 171,127.65 and 75,622

Step by Step Solution

1. Step 1: Write the proportion equation
   123,992.01 : 171,127.65 = 75,622 : x
2. Step 2: Convert to fraction form
   123,992.01/171,127.65 = 75,622/x
3. Step 3: Cross multiply
   123,992.01x = 171,127.65 × 75,622
4. Step 4: Simplify right side
   123,992.01x = 12,941,015,148.30
5. Step 5: Solve for x
   x = 12,941,015,148.30/123,992.01
6. Step 6: Final answer
   x = 104,369.75