Finding the Third Proportional to 2,146,020.75 and 3,240,904.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146,020.75 : 3,240,904.50 = 3,240,904.50 : x
2. Step 2: Convert to fraction form
   2,146,020.75/3,240,904.50 = 3,240,904.50/x
3. Step 3: Cross multiply
   2,146,020.75x = 3,240,904.50 × 3,240,904.50
4. Step 4: Simplify right side
   2,146,020.75x = 10,503,461,978,120.25
5. Step 5: Solve for x
   x = 10,503,461,978,120.25/2,146,020.75
6. Step 6: Final answer
   x = 4,894,389.76