Finding the Fourth Proportional to 14,636.57, 21,952.35 and 5,274.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,636.57 : 21,952.35 = 5,274.72 : x
2. Step 2: Convert to fraction form
   14,636.57/21,952.35 = 5,274.72/x
3. Step 3: Cross multiply
   14,636.57x = 21,952.35 × 5,274.72
4. Step 4: Simplify right side
   14,636.57x = 115,792,499.59
5. Step 5: Solve for x
   x = 115,792,499.59/14,636.57
6. Step 6: Final answer
   x = 7,911.18