Finding the Third Proportional to 666,288 and 1,023,500

Step by Step Solution

1. Step 1: Write the proportion equation
   666,288 : 1,023,500 = 1,023,500 : x
2. Step 2: Convert to fraction form
   666,288/1,023,500 = 1,023,500/x
3. Step 3: Cross multiply
   666,288x = 1,023,500 × 1,023,500
4. Step 4: Simplify right side
   666,288x = 1,047,552,250,000
5. Step 5: Solve for x
   x = 1,047,552,250,000/666,288
6. Step 6: Final answer
   x = 1,572,221.40