Finding the Third Proportional to 3,790,476 and 8,210,808

Step by Step Solution

1. Step 1: Write the proportion equation
   3,790,476 : 8,210,808 = 8,210,808 : x
2. Step 2: Convert to fraction form
   3,790,476/8,210,808 = 8,210,808/x
3. Step 3: Cross multiply
   3,790,476x = 8,210,808 × 8,210,808
4. Step 4: Simplify right side
   3,790,476x = 67,417,368,012,864
5. Step 5: Solve for x
   x = 67,417,368,012,864/3,790,476
6. Step 6: Final answer
   x = 17,785,989.94