Finding the Fourth Proportional to 11,488.84, 17,233.34 and 5,247.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,488.84 : 17,233.34 = 5,247.56 : x
2. Step 2: Convert to fraction form
   11,488.84/17,233.34 = 5,247.56/x
3. Step 3: Cross multiply
   11,488.84x = 17,233.34 × 5,247.56
4. Step 4: Simplify right side
   11,488.84x = 90,432,985.65
5. Step 5: Solve for x
   x = 90,432,985.65/11,488.84
6. Step 6: Final answer
   x = 7,871.38