Finding the Fourth Proportional to 11,288.07, 15,575.31 and 7,093.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,288.07 : 15,575.31 = 7,093.89 : x
2. Step 2: Convert to fraction form
   11,288.07/15,575.31 = 7,093.89/x
3. Step 3: Cross multiply
   11,288.07x = 15,575.31 × 7,093.89
4. Step 4: Simplify right side
   11,288.07x = 110,489,535.86
5. Step 5: Solve for x
   x = 110,489,535.86/11,288.07
6. Step 6: Final answer
   x = 9,788.17