Finding the Third Proportional to 1,031,638 and 1,577,985

Step by Step Solution

1. Step 1: Write the proportion equation
   1,031,638 : 1,577,985 = 1,577,985 : x
2. Step 2: Convert to fraction form
   1,031,638/1,577,985 = 1,577,985/x
3. Step 3: Cross multiply
   1,031,638x = 1,577,985 × 1,577,985
4. Step 4: Simplify right side
   1,031,638x = 2,490,036,660,225
5. Step 5: Solve for x
   x = 2,490,036,660,225/1,031,638
6. Step 6: Final answer
   x = 2,413,672.88