Finding the Third Proportional to 478,468 and 1,025,600

Step by Step Solution

1. Step 1: Write the proportion equation
   478,468 : 1,025,600 = 1,025,600 : x
2. Step 2: Convert to fraction form
   478,468/1,025,600 = 1,025,600/x
3. Step 3: Cross multiply
   478,468x = 1,025,600 × 1,025,600
4. Step 4: Simplify right side
   478,468x = 1,051,855,360,000
5. Step 5: Solve for x
   x = 1,051,855,360,000/478,468
6. Step 6: Final answer
   x = 2,198,381.84