Finding the Third Proportional to 4,930 and 10,641.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,930 : 10,641.50 = 10,641.50 : x
2. Step 2: Convert to fraction form
   4,930/10,641.50 = 10,641.50/x
3. Step 3: Cross multiply
   4,930x = 10,641.50 × 10,641.50
4. Step 4: Simplify right side
   4,930x = 113,241,522.25
5. Step 5: Solve for x
   x = 113,241,522.25/4,930
6. Step 6: Final answer
   x = 22,969.88