Finding the Third Proportional to 9,274.50 and 13,921.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,274.50 : 13,921.88 = 13,921.88 : x
2. Step 2: Convert to fraction form
   9,274.50/13,921.88 = 13,921.88/x
3. Step 3: Cross multiply
   9,274.50x = 13,921.88 × 13,921.88
4. Step 4: Simplify right side
   9,274.50x = 193,818,603.52
5. Step 5: Solve for x
   x = 193,818,603.52/9,274.50
6. Step 6: Final answer
   x = 20,898.01