Finding the Third Proportional to 1,258,800.75 and 1,996,300.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,258,800.75 : 1,996,300.69 = 1,996,300.69 : x
2. Step 2: Convert to fraction form
   1,258,800.75/1,996,300.69 = 1,996,300.69/x
3. Step 3: Cross multiply
   1,258,800.75x = 1,996,300.69 × 1,996,300.69
4. Step 4: Simplify right side
   1,258,800.75x = 3,985,216,434,912.97
5. Step 5: Solve for x
   x = 3,985,216,434,912.97/1,258,800.75
6. Step 6: Final answer
   x = 3,165,883.43