Finding the Third Proportional to 11,488.50 and 18,432

Step by Step Solution

1. Step 1: Write the proportion equation
   11,488.50 : 18,432 = 18,432 : x
2. Step 2: Convert to fraction form
   11,488.50/18,432 = 18,432/x
3. Step 3: Cross multiply
   11,488.50x = 18,432 × 18,432
4. Step 4: Simplify right side
   11,488.50x = 339,738,624
5. Step 5: Solve for x
   x = 339,738,624/11,488.50
6. Step 6: Final answer
   x = 29,572.06