Finding the Third Proportional to 353,947.50 and 764,244

Step by Step Solution

1. Step 1: Write the proportion equation
   353,947.50 : 764,244 = 764,244 : x
2. Step 2: Convert to fraction form
   353,947.50/764,244 = 764,244/x
3. Step 3: Cross multiply
   353,947.50x = 764,244 × 764,244
4. Step 4: Simplify right side
   353,947.50x = 584,068,891,536
5. Step 5: Solve for x
   x = 584,068,891,536/353,947.50
6. Step 6: Final answer
   x = 1,650,156.85