Finding the Fourth Proportional to 11,642.86, 17,465.33 and 3,322.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,642.86 : 17,465.33 = 3,322.72 : x
2. Step 2: Convert to fraction form
   11,642.86/17,465.33 = 3,322.72/x
3. Step 3: Cross multiply
   11,642.86x = 17,465.33 × 3,322.72
4. Step 4: Simplify right side
   11,642.86x = 58,032,401.30
5. Step 5: Solve for x
   x = 58,032,401.30/11,642.86
6. Step 6: Final answer
   x = 4,984.38