Finding the Fourth Proportional to 11,225.79, 15,487.83 and 7,249.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,225.79 : 15,487.83 = 7,249.59 : x
2. Step 2: Convert to fraction form
   11,225.79/15,487.83 = 7,249.59/x
3. Step 3: Cross multiply
   11,225.79x = 15,487.83 × 7,249.59
4. Step 4: Simplify right side
   11,225.79x = 112,280,417.49
5. Step 5: Solve for x
   x = 112,280,417.49/11,225.79
6. Step 6: Final answer
   x = 10,002.01