Finding the Third Proportional to 478,406 and 1,025,500

Step by Step Solution

1. Step 1: Write the proportion equation
   478,406 : 1,025,500 = 1,025,500 : x
2. Step 2: Convert to fraction form
   478,406/1,025,500 = 1,025,500/x
3. Step 3: Cross multiply
   478,406x = 1,025,500 × 1,025,500
4. Step 4: Simplify right side
   478,406x = 1,051,650,250,000
5. Step 5: Solve for x
   x = 1,051,650,250,000/478,406
6. Step 6: Final answer
   x = 2,198,238.00