Finding the Third Proportional to 86,377.50 and 133,256.25

Step by Step Solution

1. Step 1: Write the proportion equation
   86,377.50 : 133,256.25 = 133,256.25 : x
2. Step 2: Convert to fraction form
   86,377.50/133,256.25 = 133,256.25/x
3. Step 3: Cross multiply
   86,377.50x = 133,256.25 × 133,256.25
4. Step 4: Simplify right side
   86,377.50x = 17,757,228,164.06
5. Step 5: Solve for x
   x = 17,757,228,164.06/86,377.50
6. Step 6: Final answer
   x = 205,577.01