Finding the Third Proportional to 478,420 and 1,025,529

Step by Step Solution

1. Step 1: Write the proportion equation
   478,420 : 1,025,529 = 1,025,529 : x
2. Step 2: Convert to fraction form
   478,420/1,025,529 = 1,025,529/x
3. Step 3: Cross multiply
   478,420x = 1,025,529 × 1,025,529
4. Step 4: Simplify right side
   478,420x = 1,051,709,729,841
5. Step 5: Solve for x
   x = 1,051,709,729,841/478,420
6. Step 6: Final answer
   x = 2,198,298.00