Finding the Third Proportional to 478,419 and 1,030,566

Step by Step Solution

1. Step 1: Write the proportion equation
   478,419 : 1,030,566 = 1,030,566 : x
2. Step 2: Convert to fraction form
   478,419/1,030,566 = 1,030,566/x
3. Step 3: Cross multiply
   478,419x = 1,030,566 × 1,030,566
4. Step 4: Simplify right side
   478,419x = 1,062,066,280,356
5. Step 5: Solve for x
   x = 1,062,066,280,356/478,419
6. Step 6: Final answer
   x = 2,219,950.04