Finding the Third Proportional to 20,863.41 and 43,184.81

Step by Step Solution

1. Step 1: Write the proportion equation
   20,863.41 : 43,184.81 = 43,184.81 : x
2. Step 2: Convert to fraction form
   20,863.41/43,184.81 = 43,184.81/x
3. Step 3: Cross multiply
   20,863.41x = 43,184.81 × 43,184.81
4. Step 4: Simplify right side
   20,863.41x = 1,864,928,030.66
5. Step 5: Solve for x
   x = 1,864,928,030.66/20,863.41
6. Step 6: Final answer
   x = 89,387.51