Finding the Fourth Proportional to 23,640.76, 32,623.86 and 13,031.38

Step by Step Solution

1. Step 1: Write the proportion equation
   23,640.76 : 32,623.86 = 13,031.38 : x
2. Step 2: Convert to fraction form
   23,640.76/32,623.86 = 13,031.38/x
3. Step 3: Cross multiply
   23,640.76x = 32,623.86 × 13,031.38
4. Step 4: Simplify right side
   23,640.76x = 425,133,916.73
5. Step 5: Solve for x
   x = 425,133,916.73/23,640.76
6. Step 6: Final answer
   x = 17,983.09