Finding the Fourth Proportional to 11,609.55, 17,402.41 and 4,586.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,609.55 : 17,402.41 = 4,586.72 : x
2. Step 2: Convert to fraction form
   11,609.55/17,402.41 = 4,586.72/x
3. Step 3: Cross multiply
   11,609.55x = 17,402.41 × 4,586.72
4. Step 4: Simplify right side
   11,609.55x = 79,819,982.00
5. Step 5: Solve for x
   x = 79,819,982.00/11,609.55
6. Step 6: Final answer
   x = 6,875.37