Finding the Fourth Proportional to 11,858.00, 16,371.59 and 7,388.28

Step by Step Solution

1. Step 1: Write the proportion equation
   11,858.00 : 16,371.59 = 7,388.28 : x
2. Step 2: Convert to fraction form
   11,858.00/16,371.59 = 7,388.28/x
3. Step 3: Cross multiply
   11,858.00x = 16,371.59 × 7,388.28
4. Step 4: Simplify right side
   11,858.00x = 120,957,854.02
5. Step 5: Solve for x
   x = 120,957,854.02/11,858.00
6. Step 6: Final answer
   x = 10,200.53