Finding the Third Proportional to 354,091.50 and 767,250

Step by Step Solution

1. Step 1: Write the proportion equation
   354,091.50 : 767,250 = 767,250 : x
2. Step 2: Convert to fraction form
   354,091.50/767,250 = 767,250/x
3. Step 3: Cross multiply
   354,091.50x = 767,250 × 767,250
4. Step 4: Simplify right side
   354,091.50x = 588,672,562,500
5. Step 5: Solve for x
   x = 588,672,562,500/354,091.50
6. Step 6: Final answer
   x = 1,662,487.13