Finding the Third Proportional to 3,495,808 and 7,477,400

Step by Step Solution

1. Step 1: Write the proportion equation
   3,495,808 : 7,477,400 = 7,477,400 : x
2. Step 2: Convert to fraction form
   3,495,808/7,477,400 = 7,477,400/x
3. Step 3: Cross multiply
   3,495,808x = 7,477,400 × 7,477,400
4. Step 4: Simplify right side
   3,495,808x = 55,911,510,760,000
5. Step 5: Solve for x
   x = 55,911,510,760,000/3,495,808
6. Step 6: Final answer
   x = 15,993,873.45