Finding the Third Proportional to 1,270,136 and 2,739,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,270,136 : 2,739,688 = 2,739,688 : x
2. Step 2: Convert to fraction form
   1,270,136/2,739,688 = 2,739,688/x
3. Step 3: Cross multiply
   1,270,136x = 2,739,688 × 2,739,688
4. Step 4: Simplify right side
   1,270,136x = 7,505,890,337,344
5. Step 5: Solve for x
   x = 7,505,890,337,344/1,270,136
6. Step 6: Final answer
   x = 5,909,517.04