Finding the Third Proportional to 785,772 and 1,715,480

Step by Step Solution

1. Step 1: Write the proportion equation
   785,772 : 1,715,480 = 1,715,480 : x
2. Step 2: Convert to fraction form
   785,772/1,715,480 = 1,715,480/x
3. Step 3: Cross multiply
   785,772x = 1,715,480 × 1,715,480
4. Step 4: Simplify right side
   785,772x = 2,942,871,630,400
5. Step 5: Solve for x
   x = 2,942,871,630,400/785,772
6. Step 6: Final answer
   x = 3,745,197.88