Finding the Third Proportional to 2,442,842 and 5,210,356

Step by Step Solution

1. Step 1: Write the proportion equation
   2,442,842 : 5,210,356 = 5,210,356 : x
2. Step 2: Convert to fraction form
   2,442,842/5,210,356 = 5,210,356/x
3. Step 3: Cross multiply
   2,442,842x = 5,210,356 × 5,210,356
4. Step 4: Simplify right side
   2,442,842x = 27,147,809,646,736
5. Step 5: Solve for x
   x = 27,147,809,646,736/2,442,842
6. Step 6: Final answer
   x = 11,113,207.34