Finding the Third Proportional to 1,309,882 and 1,969,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,309,882 : 1,969,688 = 1,969,688 : x
2. Step 2: Convert to fraction form
   1,309,882/1,969,688 = 1,969,688/x
3. Step 3: Cross multiply
   1,309,882x = 1,969,688 × 1,969,688
4. Step 4: Simplify right side
   1,309,882x = 3,879,670,817,344
5. Step 5: Solve for x
   x = 3,879,670,817,344/1,309,882
6. Step 6: Final answer
   x = 2,961,847.57