Finding the Third Proportional to 1,417,565 and 2,178,848

Step by Step Solution

1. Step 1: Write the proportion equation
   1,417,565 : 2,178,848 = 2,178,848 : x
2. Step 2: Convert to fraction form
   1,417,565/2,178,848 = 2,178,848/x
3. Step 3: Cross multiply
   1,417,565x = 2,178,848 × 2,178,848
4. Step 4: Simplify right side
   1,417,565x = 4,747,378,607,104
5. Step 5: Solve for x
   x = 4,747,378,607,104/1,417,565
6. Step 6: Final answer
   x = 3,348,967.14