Finding the Third Proportional to 2,257,806 and 3,218,541

Step by Step Solution

1. Step 1: Write the proportion equation
   2,257,806 : 3,218,541 = 3,218,541 : x
2. Step 2: Convert to fraction form
   2,257,806/3,218,541 = 3,218,541/x
3. Step 3: Cross multiply
   2,257,806x = 3,218,541 × 3,218,541
4. Step 4: Simplify right side
   2,257,806x = 10,359,006,168,681
5. Step 5: Solve for x
   x = 10,359,006,168,681/2,257,806
6. Step 6: Final answer
   x = 4,588,085.14