Finding the Fourth Proportional to 11,093.80, 15,302.58 and 7,317.16

Step by Step Solution

1. Step 1: Write the proportion equation
   11,093.80 : 15,302.58 = 7,317.16 : x
2. Step 2: Convert to fraction form
   11,093.80/15,302.58 = 7,317.16/x
3. Step 3: Cross multiply
   11,093.80x = 15,302.58 × 7,317.16
4. Step 4: Simplify right side
   11,093.80x = 111,971,426.27
5. Step 5: Solve for x
   x = 111,971,426.27/11,093.80
6. Step 6: Final answer
   x = 10,093.15