Finding the Fourth Proportional to 23,751, 32,773.54 and 13,139.19

Step by Step Solution

1. Step 1: Write the proportion equation
   23,751 : 32,773.54 = 13,139.19 : x
2. Step 2: Convert to fraction form
   23,751/32,773.54 = 13,139.19/x
3. Step 3: Cross multiply
   23,751x = 32,773.54 × 13,139.19
4. Step 4: Simplify right side
   23,751x = 430,617,769.03
5. Step 5: Solve for x
   x = 430,617,769.03/23,751
6. Step 6: Final answer
   x = 18,130.51