Finding the Third Proportional to 86,118.75 and 182,479.50

Step by Step Solution

1. Step 1: Write the proportion equation
   86,118.75 : 182,479.50 = 182,479.50 : x
2. Step 2: Convert to fraction form
   86,118.75/182,479.50 = 182,479.50/x
3. Step 3: Cross multiply
   86,118.75x = 182,479.50 × 182,479.50
4. Step 4: Simplify right side
   86,118.75x = 33,298,767,920.25
5. Step 5: Solve for x
   x = 33,298,767,920.25/86,118.75
6. Step 6: Final answer
   x = 386,661.07