Finding the Third Proportional to 359,902 and 787,600

Step by Step Solution

1. Step 1: Write the proportion equation
   359,902 : 787,600 = 787,600 : x
2. Step 2: Convert to fraction form
   359,902/787,600 = 787,600/x
3. Step 3: Cross multiply
   359,902x = 787,600 × 787,600
4. Step 4: Simplify right side
   359,902x = 620,313,760,000
5. Step 5: Solve for x
   x = 620,313,760,000/359,902
6. Step 6: Final answer
   x = 1,723,562.97