Finding the Third Proportional to 1,286,681 and 2,750,056

Step by Step Solution

1. Step 1: Write the proportion equation
   1,286,681 : 2,750,056 = 2,750,056 : x
2. Step 2: Convert to fraction form
   1,286,681/2,750,056 = 2,750,056/x
3. Step 3: Cross multiply
   1,286,681x = 2,750,056 × 2,750,056
4. Step 4: Simplify right side
   1,286,681x = 7,562,808,003,136
5. Step 5: Solve for x
   x = 7,562,808,003,136/1,286,681
6. Step 6: Final answer
   x = 5,877,764.58