Finding the Third Proportional to 43,364.11 and 87,616.69

Step by Step Solution

1. Step 1: Write the proportion equation
   43,364.11 : 87,616.69 = 87,616.69 : x
2. Step 2: Convert to fraction form
   43,364.11/87,616.69 = 87,616.69/x
3. Step 3: Cross multiply
   43,364.11x = 87,616.69 × 87,616.69
4. Step 4: Simplify right side
   43,364.11x = 7,676,683,928.47
5. Step 5: Solve for x
   x = 7,676,683,928.47/43,364.11
6. Step 6: Final answer
   x = 177,028.52