Finding the Third Proportional to 181,118 and 398,092

Step by Step Solution

1. Step 1: Write the proportion equation
   181,118 : 398,092 = 398,092 : x
2. Step 2: Convert to fraction form
   181,118/398,092 = 398,092/x
3. Step 3: Cross multiply
   181,118x = 398,092 × 398,092
4. Step 4: Simplify right side
   181,118x = 158,477,240,464
5. Step 5: Solve for x
   x = 158,477,240,464/181,118
6. Step 6: Final answer
   x = 874,994.43