Finding the Third Proportional to 28,672.50 and 44,287.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,672.50 : 44,287.50 = 44,287.50 : x
2. Step 2: Convert to fraction form
   28,672.50/44,287.50 = 44,287.50/x
3. Step 3: Cross multiply
   28,672.50x = 44,287.50 × 44,287.50
4. Step 4: Simplify right side
   28,672.50x = 1,961,382,656.25
5. Step 5: Solve for x
   x = 1,961,382,656.25/28,672.50
6. Step 6: Final answer
   x = 68,406.41