Finding the Third Proportional to 1,115,212 and 2,374,280

Step by Step Solution

1. Step 1: Write the proportion equation
   1,115,212 : 2,374,280 = 2,374,280 : x
2. Step 2: Convert to fraction form
   1,115,212/2,374,280 = 2,374,280/x
3. Step 3: Cross multiply
   1,115,212x = 2,374,280 × 2,374,280
4. Step 4: Simplify right side
   1,115,212x = 5,637,205,518,400
5. Step 5: Solve for x
   x = 5,637,205,518,400/1,115,212
6. Step 6: Final answer
   x = 5,054,828.61