Finding the Third Proportional to 2,212,665 and 3,417,276

Step by Step Solution

1. Step 1: Write the proportion equation
   2,212,665 : 3,417,276 = 3,417,276 : x
2. Step 2: Convert to fraction form
   2,212,665/3,417,276 = 3,417,276/x
3. Step 3: Cross multiply
   2,212,665x = 3,417,276 × 3,417,276
4. Step 4: Simplify right side
   2,212,665x = 11,677,775,260,176
5. Step 5: Solve for x
   x = 11,677,775,260,176/2,212,665
6. Step 6: Final answer
   x = 5,277,696.92