Finding the Third Proportional to 1,138,698 and 1,719,810

Step by Step Solution

1. Step 1: Write the proportion equation
   1,138,698 : 1,719,810 = 1,719,810 : x
2. Step 2: Convert to fraction form
   1,138,698/1,719,810 = 1,719,810/x
3. Step 3: Cross multiply
   1,138,698x = 1,719,810 × 1,719,810
4. Step 4: Simplify right side
   1,138,698x = 2,957,746,436,100
5. Step 5: Solve for x
   x = 2,957,746,436,100/1,138,698
6. Step 6: Final answer
   x = 2,597,481.01