Finding the Fourth Proportional to 11,623.92, 17,436.72 and 4,698.24

Step by Step Solution

1. Step 1: Write the proportion equation
   11,623.92 : 17,436.72 = 4,698.24 : x
2. Step 2: Convert to fraction form
   11,623.92/17,436.72 = 4,698.24/x
3. Step 3: Cross multiply
   11,623.92x = 17,436.72 × 4,698.24
4. Step 4: Simplify right side
   11,623.92x = 81,921,895.37
5. Step 5: Solve for x
   x = 81,921,895.37/11,623.92
6. Step 6: Final answer
   x = 7,047.70