Finding the Third Proportional to 3,785,984 and 8,214,136

Step by Step Solution

1. Step 1: Write the proportion equation
   3,785,984 : 8,214,136 = 8,214,136 : x
2. Step 2: Convert to fraction form
   3,785,984/8,214,136 = 8,214,136/x
3. Step 3: Cross multiply
   3,785,984x = 8,214,136 × 8,214,136
4. Step 4: Simplify right side
   3,785,984x = 67,472,030,226,496
5. Step 5: Solve for x
   x = 67,472,030,226,496/3,785,984
6. Step 6: Final answer
   x = 17,821,530.74