Finding the Third Proportional to 184,693.50 and 398,223

Step by Step Solution

1. Step 1: Write the proportion equation
   184,693.50 : 398,223 = 398,223 : x
2. Step 2: Convert to fraction form
   184,693.50/398,223 = 398,223/x
3. Step 3: Cross multiply
   184,693.50x = 398,223 × 398,223
4. Step 4: Simplify right side
   184,693.50x = 158,581,557,729
5. Step 5: Solve for x
   x = 158,581,557,729/184,693.50
6. Step 6: Final answer
   x = 858,620.13