Finding the Fourth Proportional to 11,085.37, 15,292.92 and 7,499.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,085.37 : 15,292.92 = 7,499.05 : x
2. Step 2: Convert to fraction form
   11,085.37/15,292.92 = 7,499.05/x
3. Step 3: Cross multiply
   11,085.37x = 15,292.92 × 7,499.05
4. Step 4: Simplify right side
   11,085.37x = 114,682,333.49
5. Step 5: Solve for x
   x = 114,682,333.49/11,085.37
6. Step 6: Final answer
   x = 10,345.38