Finding the Third Proportional to 1,279,292 and 2,649,160

Step by Step Solution

1. Step 1: Write the proportion equation
   1,279,292 : 2,649,160 = 2,649,160 : x
2. Step 2: Convert to fraction form
   1,279,292/2,649,160 = 2,649,160/x
3. Step 3: Cross multiply
   1,279,292x = 2,649,160 × 2,649,160
4. Step 4: Simplify right side
   1,279,292x = 7,018,048,705,600
5. Step 5: Solve for x
   x = 7,018,048,705,600/1,279,292
6. Step 6: Final answer
   x = 5,485,884.93