Finding the Third Proportional to 560,456 and 1,216,160

Step by Step Solution

1. Step 1: Write the proportion equation
   560,456 : 1,216,160 = 1,216,160 : x
2. Step 2: Convert to fraction form
   560,456/1,216,160 = 1,216,160/x
3. Step 3: Cross multiply
   560,456x = 1,216,160 × 1,216,160
4. Step 4: Simplify right side
   560,456x = 1,479,045,145,600
5. Step 5: Solve for x
   x = 1,479,045,145,600/560,456
6. Step 6: Final answer
   x = 2,639,003.14