Finding the Fourth Proportional to 14,456.34, 21,671.18 and 5,091.24

Step by Step Solution

1. Step 1: Write the proportion equation
   14,456.34 : 21,671.18 = 5,091.24 : x
2. Step 2: Convert to fraction form
   14,456.34/21,671.18 = 5,091.24/x
3. Step 3: Cross multiply
   14,456.34x = 21,671.18 × 5,091.24
4. Step 4: Simplify right side
   14,456.34x = 110,333,178.46
5. Step 5: Solve for x
   x = 110,333,178.46/14,456.34
6. Step 6: Final answer
   x = 7,632.17