Finding the Fourth Proportional to 11,095.93, 15,312.34 and 7,117.03

Step by Step Solution

1. Step 1: Write the proportion equation
   11,095.93 : 15,312.34 = 7,117.03 : x
2. Step 2: Convert to fraction form
   11,095.93/15,312.34 = 7,117.03/x
3. Step 3: Cross multiply
   11,095.93x = 15,312.34 × 7,117.03
4. Step 4: Simplify right side
   11,095.93x = 108,978,383.15
5. Step 5: Solve for x
   x = 108,978,383.15/11,095.93
6. Step 6: Final answer
   x = 9,821.47