Finding the Third Proportional to 9,640.31 and 14,581.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,640.31 : 14,581.88 = 14,581.88 : x
2. Step 2: Convert to fraction form
   9,640.31/14,581.88 = 14,581.88/x
3. Step 3: Cross multiply
   9,640.31x = 14,581.88 × 14,581.88
4. Step 4: Simplify right side
   9,640.31x = 212,631,078.52
5. Step 5: Solve for x
   x = 212,631,078.52/9,640.31
6. Step 6: Final answer
   x = 22,056.45