Finding the Third Proportional to 185,047.50 and 397,629

Step by Step Solution

1. Step 1: Write the proportion equation
   185,047.50 : 397,629 = 397,629 : x
2. Step 2: Convert to fraction form
   185,047.50/397,629 = 397,629/x
3. Step 3: Cross multiply
   185,047.50x = 397,629 × 397,629
4. Step 4: Simplify right side
   185,047.50x = 158,108,821,641
5. Step 5: Solve for x
   x = 158,108,821,641/185,047.50
6. Step 6: Final answer
   x = 854,422.90