Finding the Third Proportional to 1,310,418 and 1,974,870

Step by Step Solution

1. Step 1: Write the proportion equation
   1,310,418 : 1,974,870 = 1,974,870 : x
2. Step 2: Convert to fraction form
   1,310,418/1,974,870 = 1,974,870/x
3. Step 3: Cross multiply
   1,310,418x = 1,974,870 × 1,974,870
4. Step 4: Simplify right side
   1,310,418x = 3,900,111,516,900
5. Step 5: Solve for x
   x = 3,900,111,516,900/1,310,418
6. Step 6: Final answer
   x = 2,976,234.70