Finding the Third Proportional to 3,786,040 and 8,214,248

Step by Step Solution

1. Step 1: Write the proportion equation
   3,786,040 : 8,214,248 = 8,214,248 : x
2. Step 2: Convert to fraction form
   3,786,040/8,214,248 = 8,214,248/x
3. Step 3: Cross multiply
   3,786,040x = 8,214,248 × 8,214,248
4. Step 4: Simplify right side
   3,786,040x = 67,473,870,205,504
5. Step 5: Solve for x
   x = 67,473,870,205,504/3,786,040
6. Step 6: Final answer
   x = 17,821,753.13