Finding the Third Proportional to 588,060 and 1,288,200

Step by Step Solution

1. Step 1: Write the proportion equation
   588,060 : 1,288,200 = 1,288,200 : x
2. Step 2: Convert to fraction form
   588,060/1,288,200 = 1,288,200/x
3. Step 3: Cross multiply
   588,060x = 1,288,200 × 1,288,200
4. Step 4: Simplify right side
   588,060x = 1,659,459,240,000
5. Step 5: Solve for x
   x = 1,659,459,240,000/588,060
6. Step 6: Final answer
   x = 2,821,921.64