Finding the Third Proportional to 1,201,738 and 1,871,583

Step by Step Solution

1. Step 1: Write the proportion equation
   1,201,738 : 1,871,583 = 1,871,583 : x
2. Step 2: Convert to fraction form
   1,201,738/1,871,583 = 1,871,583/x
3. Step 3: Cross multiply
   1,201,738x = 1,871,583 × 1,871,583
4. Step 4: Simplify right side
   1,201,738x = 3,502,822,925,889
5. Step 5: Solve for x
   x = 3,502,822,925,889/1,201,738
6. Step 6: Final answer
   x = 2,914,797.51