Finding the Third Proportional to 3,732,540 and 8,188,248

Step by Step Solution

1. Step 1: Write the proportion equation
   3,732,540 : 8,188,248 = 8,188,248 : x
2. Step 2: Convert to fraction form
   3,732,540/8,188,248 = 8,188,248/x
3. Step 3: Cross multiply
   3,732,540x = 8,188,248 × 8,188,248
4. Step 4: Simplify right side
   3,732,540x = 67,047,405,309,504
5. Step 5: Solve for x
   x = 67,047,405,309,504/3,732,540
6. Step 6: Final answer
   x = 17,962,943.55