Finding the Third Proportional to 1,577,912 and 2,563,596

Step by Step Solution

1. Step 1: Write the proportion equation
   1,577,912 : 2,563,596 = 2,563,596 : x
2. Step 2: Convert to fraction form
   1,577,912/2,563,596 = 2,563,596/x
3. Step 3: Cross multiply
   1,577,912x = 2,563,596 × 2,563,596
4. Step 4: Simplify right side
   1,577,912x = 6,572,024,451,216
5. Step 5: Solve for x
   x = 6,572,024,451,216/1,577,912
6. Step 6: Final answer
   x = 4,165,013.29