Finding the Third Proportional to 2,145,816 and 3,240,594

Step by Step Solution

1. Step 1: Write the proportion equation
   2,145,816 : 3,240,594 = 3,240,594 : x
2. Step 2: Convert to fraction form
   2,145,816/3,240,594 = 3,240,594/x
3. Step 3: Cross multiply
   2,145,816x = 3,240,594 × 3,240,594
4. Step 4: Simplify right side
   2,145,816x = 10,501,449,472,836
5. Step 5: Solve for x
   x = 10,501,449,472,836/2,145,816
6. Step 6: Final answer
   x = 4,893,918.90