Finding the Third Proportional to 508,440 and 1,105,412

Step by Step Solution

1. Step 1: Write the proportion equation
   508,440 : 1,105,412 = 1,105,412 : x
2. Step 2: Convert to fraction form
   508,440/1,105,412 = 1,105,412/x
3. Step 3: Cross multiply
   508,440x = 1,105,412 × 1,105,412
4. Step 4: Simplify right side
   508,440x = 1,221,935,689,744
5. Step 5: Solve for x
   x = 1,221,935,689,744/508,440
6. Step 6: Final answer
   x = 2,403,303.61