Finding the Fourth Proportional to 11,292.72, 16,941.96 and 3,501.60

Step by Step Solution

1. Step 1: Write the proportion equation
   11,292.72 : 16,941.96 = 3,501.60 : x
2. Step 2: Convert to fraction form
   11,292.72/16,941.96 = 3,501.60/x
3. Step 3: Cross multiply
   11,292.72x = 16,941.96 × 3,501.60
4. Step 4: Simplify right side
   11,292.72x = 59,323,967.14
5. Step 5: Solve for x
   x = 59,323,967.14/11,292.72
6. Step 6: Final answer
   x = 5,253.29