Finding the Third Proportional to 688,010 and 1,011,790

Step by Step Solution

1. Step 1: Write the proportion equation
   688,010 : 1,011,790 = 1,011,790 : x
2. Step 2: Convert to fraction form
   688,010/1,011,790 = 1,011,790/x
3. Step 3: Cross multiply
   688,010x = 1,011,790 × 1,011,790
4. Step 4: Simplify right side
   688,010x = 1,023,719,004,100
5. Step 5: Solve for x
   x = 1,023,719,004,100/688,010
6. Step 6: Final answer
   x = 1,487,942.04