Finding the Third Proportional to 3,785,984 and 8,210,752

Step by Step Solution

1. Step 1: Write the proportion equation
   3,785,984 : 8,210,752 = 8,210,752 : x
2. Step 2: Convert to fraction form
   3,785,984/8,210,752 = 8,210,752/x
3. Step 3: Cross multiply
   3,785,984x = 8,210,752 × 8,210,752
4. Step 4: Simplify right side
   3,785,984x = 67,416,448,405,504
5. Step 5: Solve for x
   x = 67,416,448,405,504/3,785,984
6. Step 6: Final answer
   x = 17,806,849.79