Finding the Third Proportional to 354,766.50 and 788,265

Step by Step Solution

1. Step 1: Write the proportion equation
   354,766.50 : 788,265 = 788,265 : x
2. Step 2: Convert to fraction form
   354,766.50/788,265 = 788,265/x
3. Step 3: Cross multiply
   354,766.50x = 788,265 × 788,265
4. Step 4: Simplify right side
   354,766.50x = 621,361,710,225
5. Step 5: Solve for x
   x = 621,361,710,225/354,766.50
6. Step 6: Final answer
   x = 1,751,466.70