Finding the Third Proportional to 713,280 and 1,108,008

Step by Step Solution

1. Step 1: Write the proportion equation
   713,280 : 1,108,008 = 1,108,008 : x
2. Step 2: Convert to fraction form
   713,280/1,108,008 = 1,108,008/x
3. Step 3: Cross multiply
   713,280x = 1,108,008 × 1,108,008
4. Step 4: Simplify right side
   713,280x = 1,227,681,728,064
5. Step 5: Solve for x
   x = 1,227,681,728,064/713,280
6. Step 6: Final answer
   x = 1,721,177.84