Finding the Third Proportional to 9,988 and 15,164.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,988 : 15,164.50 = 15,164.50 : x
2. Step 2: Convert to fraction form
   9,988/15,164.50 = 15,164.50/x
3. Step 3: Cross multiply
   9,988x = 15,164.50 × 15,164.50
4. Step 4: Simplify right side
   9,988x = 229,962,060.25
5. Step 5: Solve for x
   x = 229,962,060.25/9,988
6. Step 6: Final answer
   x = 23,023.83