Finding the Fourth Proportional to 12,059.77, 18,051.37 and 11,600.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,059.77 : 18,051.37 = 11,600.50 : x
2. Step 2: Convert to fraction form
   12,059.77/18,051.37 = 11,600.50/x
3. Step 3: Cross multiply
   12,059.77x = 18,051.37 × 11,600.50
4. Step 4: Simplify right side
   12,059.77x = 209,404,917.69
5. Step 5: Solve for x
   x = 209,404,917.69/12,059.77
6. Step 6: Final answer
   x = 17,363.92