Finding the Third Proportional to 184,743 and 397,972.50

Step by Step Solution

1. Step 1: Write the proportion equation
   184,743 : 397,972.50 = 397,972.50 : x
2. Step 2: Convert to fraction form
   184,743/397,972.50 = 397,972.50/x
3. Step 3: Cross multiply
   184,743x = 397,972.50 × 397,972.50
4. Step 4: Simplify right side
   184,743x = 158,382,110,756.25
5. Step 5: Solve for x
   x = 158,382,110,756.25/184,743
6. Step 6: Final answer
   x = 857,310.48