Finding the Fourth Proportional to 11,102.37, 15,322.74 and 7,069.61

Step by Step Solution

1. Step 1: Write the proportion equation
   11,102.37 : 15,322.74 = 7,069.61 : x
2. Step 2: Convert to fraction form
   11,102.37/15,322.74 = 7,069.61/x
3. Step 3: Cross multiply
   11,102.37x = 15,322.74 × 7,069.61
4. Step 4: Simplify right side
   11,102.37x = 108,325,719.32
5. Step 5: Solve for x
   x = 108,325,719.32/11,102.37
6. Step 6: Final answer
   x = 9,756.99