Finding the Fourth Proportional to 13,914.33, 19,200.72 and 7,945.19

Step by Step Solution

1. Step 1: Write the proportion equation
   13,914.33 : 19,200.72 = 7,945.19 : x
2. Step 2: Convert to fraction form
   13,914.33/19,200.72 = 7,945.19/x
3. Step 3: Cross multiply
   13,914.33x = 19,200.72 × 7,945.19
4. Step 4: Simplify right side
   13,914.33x = 152,553,351.98
5. Step 5: Solve for x
   x = 152,553,351.98/13,914.33
6. Step 6: Final answer
   x = 10,963.76