Finding the Fourth Proportional to 11,079.79, 16,613.01 and 4,417.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,079.79 : 16,613.01 = 4,417.32 : x
2. Step 2: Convert to fraction form
   11,079.79/16,613.01 = 4,417.32/x
3. Step 3: Cross multiply
   11,079.79x = 16,613.01 × 4,417.32
4. Step 4: Simplify right side
   11,079.79x = 73,384,981.33
5. Step 5: Solve for x
   x = 73,384,981.33/11,079.79
6. Step 6: Final answer
   x = 6,623.32