Finding the Third Proportional to 3,324,818 and 7,271,716

Step by Step Solution

1. Step 1: Write the proportion equation
   3,324,818 : 7,271,716 = 7,271,716 : x
2. Step 2: Convert to fraction form
   3,324,818/7,271,716 = 7,271,716/x
3. Step 3: Cross multiply
   3,324,818x = 7,271,716 × 7,271,716
4. Step 4: Simplify right side
   3,324,818x = 52,877,853,584,656
5. Step 5: Solve for x
   x = 52,877,853,584,656/3,324,818
6. Step 6: Final answer
   x = 15,903,984.39