Finding the Third Proportional to 456,480 and 1,006,272

Step by Step Solution

1. Step 1: Write the proportion equation
   456,480 : 1,006,272 = 1,006,272 : x
2. Step 2: Convert to fraction form
   456,480/1,006,272 = 1,006,272/x
3. Step 3: Cross multiply
   456,480x = 1,006,272 × 1,006,272
4. Step 4: Simplify right side
   456,480x = 1,012,583,337,984
5. Step 5: Solve for x
   x = 1,012,583,337,984/456,480
6. Step 6: Final answer
   x = 2,218,242.50