Finding the Fourth Proportional to 11,737.26, 17,611.59 and 5,162.61

Step by Step Solution

1. Step 1: Write the proportion equation
   11,737.26 : 17,611.59 = 5,162.61 : x
2. Step 2: Convert to fraction form
   11,737.26/17,611.59 = 5,162.61/x
3. Step 3: Cross multiply
   11,737.26x = 17,611.59 × 5,162.61
4. Step 4: Simplify right side
   11,737.26x = 90,921,770.65
5. Step 5: Solve for x
   x = 90,921,770.65/11,737.26
6. Step 6: Final answer
   x = 7,746.42