Finding the Third Proportional to 1,306,088 and 2,017,360

Step by Step Solution

1. Step 1: Write the proportion equation
   1,306,088 : 2,017,360 = 2,017,360 : x
2. Step 2: Convert to fraction form
   1,306,088/2,017,360 = 2,017,360/x
3. Step 3: Cross multiply
   1,306,088x = 2,017,360 × 2,017,360
4. Step 4: Simplify right side
   1,306,088x = 4,069,741,369,600
5. Step 5: Solve for x
   x = 4,069,741,369,600/1,306,088
6. Step 6: Final answer
   x = 3,115,977.92