Finding the Third Proportional to 3,786,400 and 8,236,224

Step by Step Solution

1. Step 1: Write the proportion equation
   3,786,400 : 8,236,224 = 8,236,224 : x
2. Step 2: Convert to fraction form
   3,786,400/8,236,224 = 8,236,224/x
3. Step 3: Cross multiply
   3,786,400x = 8,236,224 × 8,236,224
4. Step 4: Simplify right side
   3,786,400x = 67,835,385,778,176
5. Step 5: Solve for x
   x = 67,835,385,778,176/3,786,400
6. Step 6: Final answer
   x = 17,915,536.07