Finding the Third Proportional to 66,776.06 and 103,993.59

Step by Step Solution

1. Step 1: Write the proportion equation
   66,776.06 : 103,993.59 = 103,993.59 : x
2. Step 2: Convert to fraction form
   66,776.06/103,993.59 = 103,993.59/x
3. Step 3: Cross multiply
   66,776.06x = 103,993.59 × 103,993.59
4. Step 4: Simplify right side
   66,776.06x = 10,814,667,541.04
5. Step 5: Solve for x
   x = 10,814,667,541.04/66,776.06
6. Step 6: Final answer
   x = 161,954.26