Finding the Fourth Proportional to 11,559.72, 15,954.84 and 7,308.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,559.72 : 15,954.84 = 7,308.06 : x
2. Step 2: Convert to fraction form
   11,559.72/15,954.84 = 7,308.06/x
3. Step 3: Cross multiply
   11,559.72x = 15,954.84 × 7,308.06
4. Step 4: Simplify right side
   11,559.72x = 116,598,928.01
5. Step 5: Solve for x
   x = 116,598,928.01/11,559.72
6. Step 6: Final answer
   x = 10,086.66