Finding the Third Proportional to 1,577,908 and 2,563,590

Step by Step Solution

1. Step 1: Write the proportion equation
   1,577,908 : 2,563,590 = 2,563,590 : x
2. Step 2: Convert to fraction form
   1,577,908/2,563,590 = 2,563,590/x
3. Step 3: Cross multiply
   1,577,908x = 2,563,590 × 2,563,590
4. Step 4: Simplify right side
   1,577,908x = 6,571,993,688,100
5. Step 5: Solve for x
   x = 6,571,993,688,100/1,577,908
6. Step 6: Final answer
   x = 4,165,004.35