Finding the Fourth Proportional to 11,259.72, 16,888.06 and 2,940.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,259.72 : 16,888.06 = 2,940.32 : x
2. Step 2: Convert to fraction form
   11,259.72/16,888.06 = 2,940.32/x
3. Step 3: Cross multiply
   11,259.72x = 16,888.06 × 2,940.32
4. Step 4: Simplify right side
   11,259.72x = 49,656,300.58
5. Step 5: Solve for x
   x = 49,656,300.58/11,259.72
6. Step 6: Final answer
   x = 4,410.08