Finding the Fourth Proportional to 22,899.91, 31,596.41 and 13,333.91

Step by Step Solution

1. Step 1: Write the proportion equation
   22,899.91 : 31,596.41 = 13,333.91 : x
2. Step 2: Convert to fraction form
   22,899.91/31,596.41 = 13,333.91/x
3. Step 3: Cross multiply
   22,899.91x = 31,596.41 × 13,333.91
4. Step 4: Simplify right side
   22,899.91x = 421,303,620.59
5. Step 5: Solve for x
   x = 421,303,620.59/22,899.91
6. Step 6: Final answer
   x = 18,397.61