Finding the Fourth Proportional to 22,828.06, 31,502.73 and 13,873.89

Step by Step Solution

1. Step 1: Write the proportion equation
   22,828.06 : 31,502.73 = 13,873.89 : x
2. Step 2: Convert to fraction form
   22,828.06/31,502.73 = 13,873.89/x
3. Step 3: Cross multiply
   22,828.06x = 31,502.73 × 13,873.89
4. Step 4: Simplify right side
   22,828.06x = 437,065,410.72
5. Step 5: Solve for x
   x = 437,065,410.72/22,828.06
6. Step 6: Final answer
   x = 19,145.97