Finding the Third Proportional to 36,388.50 and 55,554

Step by Step Solution

1. Step 1: Write the proportion equation
   36,388.50 : 55,554 = 55,554 : x
2. Step 2: Convert to fraction form
   36,388.50/55,554 = 55,554/x
3. Step 3: Cross multiply
   36,388.50x = 55,554 × 55,554
4. Step 4: Simplify right side
   36,388.50x = 3,086,246,916
5. Step 5: Solve for x
   x = 3,086,246,916/36,388.50
6. Step 6: Final answer
   x = 84,813.80