Finding the Third Proportional to 1,258,808 and 1,898,656

Step by Step Solution

1. Step 1: Write the proportion equation
   1,258,808 : 1,898,656 = 1,898,656 : x
2. Step 2: Convert to fraction form
   1,258,808/1,898,656 = 1,898,656/x
3. Step 3: Cross multiply
   1,258,808x = 1,898,656 × 1,898,656
4. Step 4: Simplify right side
   1,258,808x = 3,604,894,606,336
5. Step 5: Solve for x
   x = 3,604,894,606,336/1,258,808
6. Step 6: Final answer
   x = 2,863,736.65