Finding the Fourth Proportional to 14,450.71, 19,941.72 and 8,077.43

Step by Step Solution

1. Step 1: Write the proportion equation
   14,450.71 : 19,941.72 = 8,077.43 : x
2. Step 2: Convert to fraction form
   14,450.71/19,941.72 = 8,077.43/x
3. Step 3: Cross multiply
   14,450.71x = 19,941.72 × 8,077.43
4. Step 4: Simplify right side
   14,450.71x = 161,077,847.38
5. Step 5: Solve for x
   x = 161,077,847.38/14,450.71
6. Step 6: Final answer
   x = 11,146.71