Finding the Third Proportional to 17,987 and 28,153.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,987 : 28,153.50 = 28,153.50 : x
2. Step 2: Convert to fraction form
   17,987/28,153.50 = 28,153.50/x
3. Step 3: Cross multiply
   17,987x = 28,153.50 × 28,153.50
4. Step 4: Simplify right side
   17,987x = 792,619,562.25
5. Step 5: Solve for x
   x = 792,619,562.25/17,987
6. Step 6: Final answer
   x = 44,066.25