Finding the Third Proportional to 1,279,705 and 1,927,668

Step by Step Solution

1. Step 1: Write the proportion equation
   1,279,705 : 1,927,668 = 1,927,668 : x
2. Step 2: Convert to fraction form
   1,279,705/1,927,668 = 1,927,668/x
3. Step 3: Cross multiply
   1,279,705x = 1,927,668 × 1,927,668
4. Step 4: Simplify right side
   1,279,705x = 3,715,903,918,224
5. Step 5: Solve for x
   x = 3,715,903,918,224/1,279,705
6. Step 6: Final answer
   x = 2,903,719.15