Finding the Third Proportional to 14,230.69 and 21,211.88

Step by Step Solution

1. Step 1: Write the proportion equation
   14,230.69 : 21,211.88 = 21,211.88 : x
2. Step 2: Convert to fraction form
   14,230.69/21,211.88 = 21,211.88/x
3. Step 3: Cross multiply
   14,230.69x = 21,211.88 × 21,211.88
4. Step 4: Simplify right side
   14,230.69x = 449,943,641.02
5. Step 5: Solve for x
   x = 449,943,641.02/14,230.69
6. Step 6: Final answer
   x = 31,617.84