Finding the Fourth Proportional to 13,151.98, 19,727.43 and 7,304.86

Step by Step Solution

1. Step 1: Write the proportion equation
   13,151.98 : 19,727.43 = 7,304.86 : x
2. Step 2: Convert to fraction form
   13,151.98/19,727.43 = 7,304.86/x
3. Step 3: Cross multiply
   13,151.98x = 19,727.43 × 7,304.86
4. Step 4: Simplify right side
   13,151.98x = 144,106,114.31
5. Step 5: Solve for x
   x = 144,106,114.31/13,151.98
6. Step 6: Final answer
   x = 10,956.99