Finding the Third Proportional to 181,445.50 and 363,620

Step by Step Solution

1. Step 1: Write the proportion equation
   181,445.50 : 363,620 = 363,620 : x
2. Step 2: Convert to fraction form
   181,445.50/363,620 = 363,620/x
3. Step 3: Cross multiply
   181,445.50x = 363,620 × 363,620
4. Step 4: Simplify right side
   181,445.50x = 132,219,504,400
5. Step 5: Solve for x
   x = 132,219,504,400/181,445.50
6. Step 6: Final answer
   x = 728,700.93