Finding the Third Proportional to 9,689.63 and 14,820.75

Step by Step Solution

1. Step 1: Write the proportion equation
   9,689.63 : 14,820.75 = 14,820.75 : x
2. Step 2: Convert to fraction form
   9,689.63/14,820.75 = 14,820.75/x
3. Step 3: Cross multiply
   9,689.63x = 14,820.75 × 14,820.75
4. Step 4: Simplify right side
   9,689.63x = 219,654,630.56
5. Step 5: Solve for x
   x = 219,654,630.56/9,689.63
6. Step 6: Final answer
   x = 22,669.05