Finding the Third Proportional to 406,280 and 940,410

Step by Step Solution

1. Step 1: Write the proportion equation
   406,280 : 940,410 = 940,410 : x
2. Step 2: Convert to fraction form
   406,280/940,410 = 940,410/x
3. Step 3: Cross multiply
   406,280x = 940,410 × 940,410
4. Step 4: Simplify right side
   406,280x = 884,370,968,100
5. Step 5: Solve for x
   x = 884,370,968,100/406,280
6. Step 6: Final answer
   x = 2,176,752.41