Finding the Third Proportional to 486,324 and 1,047,555

Step by Step Solution

1. Step 1: Write the proportion equation
   486,324 : 1,047,555 = 1,047,555 : x
2. Step 2: Convert to fraction form
   486,324/1,047,555 = 1,047,555/x
3. Step 3: Cross multiply
   486,324x = 1,047,555 × 1,047,555
4. Step 4: Simplify right side
   486,324x = 1,097,371,478,025
5. Step 5: Solve for x
   x = 1,097,371,478,025/486,324
6. Step 6: Final answer
   x = 2,256,461.70