Finding the Fourth Proportional to 11,259.72, 15,544.70 and 7,488.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,259.72 : 15,544.70 = 7,488.06 : x
2. Step 2: Convert to fraction form
   11,259.72/15,544.70 = 7,488.06/x
3. Step 3: Cross multiply
   11,259.72x = 15,544.70 × 7,488.06
4. Step 4: Simplify right side
   11,259.72x = 116,399,608.84
5. Step 5: Solve for x
   x = 116,399,608.84/11,259.72
6. Step 6: Final answer
   x = 10,337.70