Finding the Third Proportional to 2,218,208 and 3,312,528

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,208 : 3,312,528 = 3,312,528 : x
2. Step 2: Convert to fraction form
   2,218,208/3,312,528 = 3,312,528/x
3. Step 3: Cross multiply
   2,218,208x = 3,312,528 × 3,312,528
4. Step 4: Simplify right side
   2,218,208x = 10,972,841,750,784
5. Step 5: Solve for x
   x = 10,972,841,750,784/2,218,208
6. Step 6: Final answer
   x = 4,946,714.53