Finding the Fourth Proportional to 22,764.88, 31,413 and 13,814.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,764.88 : 31,413 = 13,814.56 : x
2. Step 2: Convert to fraction form
   22,764.88/31,413 = 13,814.56/x
3. Step 3: Cross multiply
   22,764.88x = 31,413 × 13,814.56
4. Step 4: Simplify right side
   22,764.88x = 433,956,773.28
5. Step 5: Solve for x
   x = 433,956,773.28/22,764.88
6. Step 6: Final answer
   x = 19,062.55