Finding the Fourth Proportional to 12,059.17, 18,091.35 and 3,739.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,059.17 : 18,091.35 = 3,739.02 : x
2. Step 2: Convert to fraction form
   12,059.17/18,091.35 = 3,739.02/x
3. Step 3: Cross multiply
   12,059.17x = 18,091.35 × 3,739.02
4. Step 4: Simplify right side
   12,059.17x = 67,643,851.63
5. Step 5: Solve for x
   x = 67,643,851.63/12,059.17
6. Step 6: Final answer
   x = 5,609.33