Finding the Third Proportional to 1,577,424 and 2,440,216

Step by Step Solution

1. Step 1: Write the proportion equation
   1,577,424 : 2,440,216 = 2,440,216 : x
2. Step 2: Convert to fraction form
   1,577,424/2,440,216 = 2,440,216/x
3. Step 3: Cross multiply
   1,577,424x = 2,440,216 × 2,440,216
4. Step 4: Simplify right side
   1,577,424x = 5,954,654,126,656
5. Step 5: Solve for x
   x = 5,954,654,126,656/1,577,424
6. Step 6: Final answer
   x = 3,774,922.99