Finding the Third Proportional to 33,890.06 and 51,716.81

Step by Step Solution

1. Step 1: Write the proportion equation
   33,890.06 : 51,716.81 = 51,716.81 : x
2. Step 2: Convert to fraction form
   33,890.06/51,716.81 = 51,716.81/x
3. Step 3: Cross multiply
   33,890.06x = 51,716.81 × 51,716.81
4. Step 4: Simplify right side
   33,890.06x = 2,674,628,695.16
5. Step 5: Solve for x
   x = 2,674,628,695.16/33,890.06
6. Step 6: Final answer
   x = 78,920.74