Finding the Third Proportional to 1,280,327 and 2,759,146

Step by Step Solution

1. Step 1: Write the proportion equation
   1,280,327 : 2,759,146 = 2,759,146 : x
2. Step 2: Convert to fraction form
   1,280,327/2,759,146 = 2,759,146/x
3. Step 3: Cross multiply
   1,280,327x = 2,759,146 × 2,759,146
4. Step 4: Simplify right side
   1,280,327x = 7,612,886,649,316
5. Step 5: Solve for x
   x = 7,612,886,649,316/1,280,327
6. Step 6: Final answer
   x = 5,946,048.67