Finding the Third Proportional to 859,394 and 1,871,716

Step by Step Solution

1. Step 1: Write the proportion equation
   859,394 : 1,871,716 = 1,871,716 : x
2. Step 2: Convert to fraction form
   859,394/1,871,716 = 1,871,716/x
3. Step 3: Cross multiply
   859,394x = 1,871,716 × 1,871,716
4. Step 4: Simplify right side
   859,394x = 3,503,320,784,656
5. Step 5: Solve for x
   x = 3,503,320,784,656/859,394
6. Step 6: Final answer
   x = 4,076,501.33