Finding the Fourth Proportional to 10,789.83, 14,894.15 and 8,432.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,789.83 : 14,894.15 = 8,432.73 : x
2. Step 2: Convert to fraction form
   10,789.83/14,894.15 = 8,432.73/x
3. Step 3: Cross multiply
   10,789.83x = 14,894.15 × 8,432.73
4. Step 4: Simplify right side
   10,789.83x = 125,598,303.37
5. Step 5: Solve for x
   x = 125,598,303.37/10,789.83
6. Step 6: Final answer
   x = 11,640.43