Finding the Fourth Proportional to 11,085.89, 15,298.15 and 6,607.34

Step by Step Solution

1. Step 1: Write the proportion equation
   11,085.89 : 15,298.15 = 6,607.34 : x
2. Step 2: Convert to fraction form
   11,085.89/15,298.15 = 6,607.34/x
3. Step 3: Cross multiply
   11,085.89x = 15,298.15 × 6,607.34
4. Step 4: Simplify right side
   11,085.89x = 101,079,968.89
5. Step 5: Solve for x
   x = 101,079,968.89/11,085.89
6. Step 6: Final answer
   x = 9,117.89