Finding the Fourth Proportional to 12,059.66, 18,091.68 and 5,036.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,059.66 : 18,091.68 = 5,036.18 : x
2. Step 2: Convert to fraction form
   12,059.66/18,091.68 = 5,036.18/x
3. Step 3: Cross multiply
   12,059.66x = 18,091.68 × 5,036.18
4. Step 4: Simplify right side
   12,059.66x = 91,112,956.98
5. Step 5: Solve for x
   x = 91,112,956.98/12,059.66
6. Step 6: Final answer
   x = 7,555.18