Finding the Fourth Proportional to 23,648.76, 32,640.98 and 14,215.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,648.76 : 32,640.98 = 14,215.50 : x
2. Step 2: Convert to fraction form
   23,648.76/32,640.98 = 14,215.50/x
3. Step 3: Cross multiply
   23,648.76x = 32,640.98 × 14,215.50
4. Step 4: Simplify right side
   23,648.76x = 464,007,780.11
5. Step 5: Solve for x
   x = 464,007,780.11/23,648.76
6. Step 6: Final answer
   x = 19,620.81