Finding the Third Proportional to 3,140,216 and 4,980,480

Step by Step Solution

1. Step 1: Write the proportion equation
   3,140,216 : 4,980,480 = 4,980,480 : x
2. Step 2: Convert to fraction form
   3,140,216/4,980,480 = 4,980,480/x
3. Step 3: Cross multiply
   3,140,216x = 4,980,480 × 4,980,480
4. Step 4: Simplify right side
   3,140,216x = 24,805,181,030,400
5. Step 5: Solve for x
   x = 24,805,181,030,400/3,140,216
6. Step 6: Final answer
   x = 7,899,195.80