Finding the Third Proportional to 4,680.63 and 10,240.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,680.63 : 10,240.50 = 10,240.50 : x
2. Step 2: Convert to fraction form
   4,680.63/10,240.50 = 10,240.50/x
3. Step 3: Cross multiply
   4,680.63x = 10,240.50 × 10,240.50
4. Step 4: Simplify right side
   4,680.63x = 104,867,840.25
5. Step 5: Solve for x
   x = 104,867,840.25/4,680.63
6. Step 6: Final answer
   x = 22,404.67