Finding the Third Proportional to 353,150.50 and 766,503

Step by Step Solution

1. Step 1: Write the proportion equation
   353,150.50 : 766,503 = 766,503 : x
2. Step 2: Convert to fraction form
   353,150.50/766,503 = 766,503/x
3. Step 3: Cross multiply
   353,150.50x = 766,503 × 766,503
4. Step 4: Simplify right side
   353,150.50x = 587,526,849,009
5. Step 5: Solve for x
   x = 587,526,849,009/353,150.50
6. Step 6: Final answer
   x = 1,663,672.71