Finding the Third Proportional to 2,706,657 and 5,637,240

Step by Step Solution

1. Step 1: Write the proportion equation
   2,706,657 : 5,637,240 = 5,637,240 : x
2. Step 2: Convert to fraction form
   2,706,657/5,637,240 = 5,637,240/x
3. Step 3: Cross multiply
   2,706,657x = 5,637,240 × 5,637,240
4. Step 4: Simplify right side
   2,706,657x = 31,778,474,817,600
5. Step 5: Solve for x
   x = 31,778,474,817,600/2,706,657
6. Step 6: Final answer
   x = 11,740,857.75