Finding the Third Proportional to 2,525,654 and 4,490,320

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525,654 : 4,490,320 = 4,490,320 : x
2. Step 2: Convert to fraction form
   2,525,654/4,490,320 = 4,490,320/x
3. Step 3: Cross multiply
   2,525,654x = 4,490,320 × 4,490,320
4. Step 4: Simplify right side
   2,525,654x = 20,162,973,702,400
5. Step 5: Solve for x
   x = 20,162,973,702,400/2,525,654
6. Step 6: Final answer
   x = 7,983,268.37