Finding the Fourth Proportional to 11,108.37, 16,650.95 and 5,258.01

Step by Step Solution

1. Step 1: Write the proportion equation
   11,108.37 : 16,650.95 = 5,258.01 : x
2. Step 2: Convert to fraction form
   11,108.37/16,650.95 = 5,258.01/x
3. Step 3: Cross multiply
   11,108.37x = 16,650.95 × 5,258.01
4. Step 4: Simplify right side
   11,108.37x = 87,550,835.32
5. Step 5: Solve for x
   x = 87,550,835.32/11,108.37
6. Step 6: Final answer
   x = 7,881.52