Finding the Fourth Proportional to 23,313.72, 32,156.94 and 13,875

Step by Step Solution

1. Step 1: Write the proportion equation
   23,313.72 : 32,156.94 = 13,875 : x
2. Step 2: Convert to fraction form
   23,313.72/32,156.94 = 13,875/x
3. Step 3: Cross multiply
   23,313.72x = 32,156.94 × 13,875
4. Step 4: Simplify right side
   23,313.72x = 446,177,542.50
5. Step 5: Solve for x
   x = 446,177,542.50/23,313.72
6. Step 6: Final answer
   x = 19,137.98