Finding the Third Proportional to 2,218,594 and 3,170,426

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,594 : 3,170,426 = 3,170,426 : x
2. Step 2: Convert to fraction form
   2,218,594/3,170,426 = 3,170,426/x
3. Step 3: Cross multiply
   2,218,594x = 3,170,426 × 3,170,426
4. Step 4: Simplify right side
   2,218,594x = 10,051,601,021,476
5. Step 5: Solve for x
   x = 10,051,601,021,476/2,218,594
6. Step 6: Final answer
   x = 4,530,617.60