Finding the Third Proportional to 3,769,584 and 8,230,457

Step by Step Solution

1. Step 1: Write the proportion equation
   3,769,584 : 8,230,457 = 8,230,457 : x
2. Step 2: Convert to fraction form
   3,769,584/8,230,457 = 8,230,457/x
3. Step 3: Cross multiply
   3,769,584x = 8,230,457 × 8,230,457
4. Step 4: Simplify right side
   3,769,584x = 67,740,422,428,849
5. Step 5: Solve for x
   x = 67,740,422,428,849/3,769,584
6. Step 6: Final answer
   x = 17,970,264.74