Finding the Fourth Proportional to 13,789.50, 19,023.60 and 10,793.31

Step by Step Solution

1. Step 1: Write the proportion equation
   13,789.50 : 19,023.60 = 10,793.31 : x
2. Step 2: Convert to fraction form
   13,789.50/19,023.60 = 10,793.31/x
3. Step 3: Cross multiply
   13,789.50x = 19,023.60 × 10,793.31
4. Step 4: Simplify right side
   13,789.50x = 205,327,612.12
5. Step 5: Solve for x
   x = 205,327,612.12/13,789.50
6. Step 6: Final answer
   x = 14,890.14