Finding the Third Proportional to 1,686,792.38 and 3,673,081.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,686,792.38 : 3,673,081.69 = 3,673,081.69 : x
2. Step 2: Convert to fraction form
   1,686,792.38/3,673,081.69 = 3,673,081.69/x
3. Step 3: Cross multiply
   1,686,792.38x = 3,673,081.69 × 3,673,081.69
4. Step 4: Simplify right side
   1,686,792.38x = 13,491,529,083,047.85
5. Step 5: Solve for x
   x = 13,491,529,083,047.85/1,686,792.38
6. Step 6: Final answer
   x = 7,998,334.17