Finding the Fourth Proportional to 22,488.91, 31,046.56 and 14,535.65

Step by Step Solution

1. Step 1: Write the proportion equation
   22,488.91 : 31,046.56 = 14,535.65 : x
2. Step 2: Convert to fraction form
   22,488.91/31,046.56 = 14,535.65/x
3. Step 3: Cross multiply
   22,488.91x = 31,046.56 × 14,535.65
4. Step 4: Simplify right side
   22,488.91x = 451,281,971.14
5. Step 5: Solve for x
   x = 451,281,971.14/22,488.91
6. Step 6: Final answer
   x = 20,066.87