Finding the Fourth Proportional to 11,098.23, 15,300.54 and 8,710.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,098.23 : 15,300.54 = 8,710.76 : x
2. Step 2: Convert to fraction form
   11,098.23/15,300.54 = 8,710.76/x
3. Step 3: Cross multiply
   11,098.23x = 15,300.54 × 8,710.76
4. Step 4: Simplify right side
   11,098.23x = 133,279,255.31
5. Step 5: Solve for x
   x = 133,279,255.31/11,098.23
6. Step 6: Final answer
   x = 12,009.06