Finding the Fourth Proportional to 8,741.09, 12,059.33 and 5,431.01

Step by Step Solution

1. Step 1: Write the proportion equation
   8,741.09 : 12,059.33 = 5,431.01 : x
2. Step 2: Convert to fraction form
   8,741.09/12,059.33 = 5,431.01/x
3. Step 3: Cross multiply
   8,741.09x = 12,059.33 × 5,431.01
4. Step 4: Simplify right side
   8,741.09x = 65,494,314.67
5. Step 5: Solve for x
   x = 65,494,314.67/8,741.09
6. Step 6: Final answer
   x = 7,492.69