Finding the Fourth Proportional to 11,086.71, 15,294.83 and 7,305.03

Step by Step Solution

1. Step 1: Write the proportion equation
   11,086.71 : 15,294.83 = 7,305.03 : x
2. Step 2: Convert to fraction form
   11,086.71/15,294.83 = 7,305.03/x
3. Step 3: Cross multiply
   11,086.71x = 15,294.83 × 7,305.03
4. Step 4: Simplify right side
   11,086.71x = 111,729,155.47
5. Step 5: Solve for x
   x = 111,729,155.47/11,086.71
6. Step 6: Final answer
   x = 10,077.76