Finding the Third Proportional to 688,948 and 1,013,008

Step by Step Solution

1. Step 1: Write the proportion equation
   688,948 : 1,013,008 = 1,013,008 : x
2. Step 2: Convert to fraction form
   688,948/1,013,008 = 1,013,008/x
3. Step 3: Cross multiply
   688,948x = 1,013,008 × 1,013,008
4. Step 4: Simplify right side
   688,948x = 1,026,185,208,064
5. Step 5: Solve for x
   x = 1,026,185,208,064/688,948
6. Step 6: Final answer
   x = 1,489,495.88