Finding the Third Proportional to 2,742,557 and 5,906,584

Step by Step Solution

1. Step 1: Write the proportion equation
   2,742,557 : 5,906,584 = 5,906,584 : x
2. Step 2: Convert to fraction form
   2,742,557/5,906,584 = 5,906,584/x
3. Step 3: Cross multiply
   2,742,557x = 5,906,584 × 5,906,584
4. Step 4: Simplify right side
   2,742,557x = 34,887,734,549,056
5. Step 5: Solve for x
   x = 34,887,734,549,056/2,742,557
6. Step 6: Final answer
   x = 12,720,878.56