Finding the Third Proportional to 3,932,181 and 5,312,616

Step by Step Solution

1. Step 1: Write the proportion equation
   3,932,181 : 5,312,616 = 5,312,616 : x
2. Step 2: Convert to fraction form
   3,932,181/5,312,616 = 5,312,616/x
3. Step 3: Cross multiply
   3,932,181x = 5,312,616 × 5,312,616
4. Step 4: Simplify right side
   3,932,181x = 28,223,888,763,456
5. Step 5: Solve for x
   x = 28,223,888,763,456/3,932,181
6. Step 6: Final answer
   x = 7,177,667.75