Finding the Fourth Proportional to 11,862.72, 17,763.84 and 7,464.96

Step by Step Solution

1. Step 1: Write the proportion equation
   11,862.72 : 17,763.84 = 7,464.96 : x
2. Step 2: Convert to fraction form
   11,862.72/17,763.84 = 7,464.96/x
3. Step 3: Cross multiply
   11,862.72x = 17,763.84 × 7,464.96
4. Step 4: Simplify right side
   11,862.72x = 132,606,355.05
5. Step 5: Solve for x
   x = 132,606,355.05/11,862.72
6. Step 6: Final answer
   x = 11,178.41