Finding the Third Proportional to 4,680 and 10,048.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,680 : 10,048.50 = 10,048.50 : x
2. Step 2: Convert to fraction form
   4,680/10,048.50 = 10,048.50/x
3. Step 3: Cross multiply
   4,680x = 10,048.50 × 10,048.50
4. Step 4: Simplify right side
   4,680x = 100,972,352.25
5. Step 5: Solve for x
   x = 100,972,352.25/4,680
6. Step 6: Final answer
   x = 21,575.29