Finding the Third Proportional to 386,969 and 597,965.50

Step by Step Solution

1. Step 1: Write the proportion equation
   386,969 : 597,965.50 = 597,965.50 : x
2. Step 2: Convert to fraction form
   386,969/597,965.50 = 597,965.50/x
3. Step 3: Cross multiply
   386,969x = 597,965.50 × 597,965.50
4. Step 4: Simplify right side
   386,969x = 357,562,739,190.25
5. Step 5: Solve for x
   x = 357,562,739,190.25/386,969
6. Step 6: Final answer
   x = 924,008.74