Finding the Third Proportional to 1,258,797 and 1,898,646

Step by Step Solution

1. Step 1: Write the proportion equation
   1,258,797 : 1,898,646 = 1,898,646 : x
2. Step 2: Convert to fraction form
   1,258,797/1,898,646 = 1,898,646/x
3. Step 3: Cross multiply
   1,258,797x = 1,898,646 × 1,898,646
4. Step 4: Simplify right side
   1,258,797x = 3,604,856,633,316
5. Step 5: Solve for x
   x = 3,604,856,633,316/1,258,797
6. Step 6: Final answer
   x = 2,863,731.51