Finding the Third Proportional to 36,421.50 and 75,371.25

Step by Step Solution

1. Step 1: Write the proportion equation
   36,421.50 : 75,371.25 = 75,371.25 : x
2. Step 2: Convert to fraction form
   36,421.50/75,371.25 = 75,371.25/x
3. Step 3: Cross multiply
   36,421.50x = 75,371.25 × 75,371.25
4. Step 4: Simplify right side
   36,421.50x = 5,680,825,326.56
5. Step 5: Solve for x
   x = 5,680,825,326.56/36,421.50
6. Step 6: Final answer
   x = 155,974.50