Finding the Third Proportional to 688,060 and 1,011,858

Step by Step Solution

1. Step 1: Write the proportion equation
   688,060 : 1,011,858 = 1,011,858 : x
2. Step 2: Convert to fraction form
   688,060/1,011,858 = 1,011,858/x
3. Step 3: Cross multiply
   688,060x = 1,011,858 × 1,011,858
4. Step 4: Simplify right side
   688,060x = 1,023,856,612,164
5. Step 5: Solve for x
   x = 1,023,856,612,164/688,060
6. Step 6: Final answer
   x = 1,488,033.91