Finding the Fourth Proportional to 16,789.06, 23,159.28 and 10,072.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,789.06 : 23,159.28 = 10,072.54 : x
2. Step 2: Convert to fraction form
   16,789.06/23,159.28 = 10,072.54/x
3. Step 3: Cross multiply
   16,789.06x = 23,159.28 × 10,072.54
4. Step 4: Simplify right side
   16,789.06x = 233,272,774.17
5. Step 5: Solve for x
   x = 233,272,774.17/16,789.06
6. Step 6: Final answer
   x = 13,894.33