Finding the Third Proportional to 1,306,861 and 2,813,960

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,861 : 2,813,960 = 2,813,960 : x
2. Step 2: Convert to fraction form
   1,306,861/2,813,960 = 2,813,960/x
3. Step 3: Cross multiply
   1,306,861x = 2,813,960 × 2,813,960
4. Step 4: Simplify right side
   1,306,861x = 7,918,370,881,600
5. Step 5: Solve for x
   x = 7,918,370,881,600/1,306,861
6. Step 6: Final answer
   x = 6,059,076.58