Finding the Third Proportional to 4,308.50 and 9,304.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,308.50 : 9,304.50 = 9,304.50 : x
2. Step 2: Convert to fraction form
   4,308.50/9,304.50 = 9,304.50/x
3. Step 3: Cross multiply
   4,308.50x = 9,304.50 × 9,304.50
4. Step 4: Simplify right side
   4,308.50x = 86,573,720.25
5. Step 5: Solve for x
   x = 86,573,720.25/4,308.50
6. Step 6: Final answer
   x = 20,093.70