Finding the Fourth Proportional to 11,854.26, 17,784.37 and 5,612.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,854.26 : 17,784.37 = 5,612.59 : x
2. Step 2: Convert to fraction form
   11,854.26/17,784.37 = 5,612.59/x
3. Step 3: Cross multiply
   11,854.26x = 17,784.37 × 5,612.59
4. Step 4: Simplify right side
   11,854.26x = 99,816,318.73
5. Step 5: Solve for x
   x = 99,816,318.73/11,854.26
6. Step 6: Final answer
   x = 8,420.29