Finding the Third Proportional to 560,410 and 1,216,080

Step by Step Solution

1. Step 1: Write the proportion equation
   560,410 : 1,216,080 = 1,216,080 : x
2. Step 2: Convert to fraction form
   560,410/1,216,080 = 1,216,080/x
3. Step 3: Cross multiply
   560,410x = 1,216,080 × 1,216,080
4. Step 4: Simplify right side
   560,410x = 1,478,850,566,400
5. Step 5: Solve for x
   x = 1,478,850,566,400/560,410
6. Step 6: Final answer
   x = 2,638,872.55