Finding the Third Proportional to 353,929.50 and 766,908

Step by Step Solution

1. Step 1: Write the proportion equation
   353,929.50 : 766,908 = 766,908 : x
2. Step 2: Convert to fraction form
   353,929.50/766,908 = 766,908/x
3. Step 3: Cross multiply
   353,929.50x = 766,908 × 766,908
4. Step 4: Simplify right side
   353,929.50x = 588,147,880,464
5. Step 5: Solve for x
   x = 588,147,880,464/353,929.50
6. Step 6: Final answer
   x = 1,661,765.64