Finding the Fourth Proportional to 11,858.41, 17,793.38 and 5,610.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,858.41 : 17,793.38 = 5,610.98 : x
2. Step 2: Convert to fraction form
   11,858.41/17,793.38 = 5,610.98/x
3. Step 3: Cross multiply
   11,858.41x = 17,793.38 × 5,610.98
4. Step 4: Simplify right side
   11,858.41x = 99,838,288.53
5. Step 5: Solve for x
   x = 99,838,288.53/11,858.41
6. Step 6: Final answer
   x = 8,419.20