Finding the Third Proportional to 2,177,591 and 3,385,426

Step by Step Solution

1. Step 1: Write the proportion equation
   2,177,591 : 3,385,426 = 3,385,426 : x
2. Step 2: Convert to fraction form
   2,177,591/3,385,426 = 3,385,426/x
3. Step 3: Cross multiply
   2,177,591x = 3,385,426 × 3,385,426
4. Step 4: Simplify right side
   2,177,591x = 11,461,109,201,476
5. Step 5: Solve for x
   x = 11,461,109,201,476/2,177,591
6. Step 6: Final answer
   x = 5,263,205.63