Finding the Third Proportional to 11,148.50 and 14,870

Step by Step Solution

1. Step 1: Write the proportion equation
   11,148.50 : 14,870 = 14,870 : x
2. Step 2: Convert to fraction form
   11,148.50/14,870 = 14,870/x
3. Step 3: Cross multiply
   11,148.50x = 14,870 × 14,870
4. Step 4: Simplify right side
   11,148.50x = 221,116,900
5. Step 5: Solve for x
   x = 221,116,900/11,148.50
6. Step 6: Final answer
   x = 19,833.78