Finding the Third Proportional to 478,442 and 1,036,156

Step by Step Solution

1. Step 1: Write the proportion equation
   478,442 : 1,036,156 = 1,036,156 : x
2. Step 2: Convert to fraction form
   478,442/1,036,156 = 1,036,156/x
3. Step 3: Cross multiply
   478,442x = 1,036,156 × 1,036,156
4. Step 4: Simplify right side
   478,442x = 1,073,619,256,336
5. Step 5: Solve for x
   x = 1,073,619,256,336/478,442
6. Step 6: Final answer
   x = 2,243,990.40