Finding the Fourth Proportional to 13,954.98, 19,257.86 and 7,667.36

Step by Step Solution

1. Step 1: Write the proportion equation
   13,954.98 : 19,257.86 = 7,667.36 : x
2. Step 2: Convert to fraction form
   13,954.98/19,257.86 = 7,667.36/x
3. Step 3: Cross multiply
   13,954.98x = 19,257.86 × 7,667.36
4. Step 4: Simplify right side
   13,954.98x = 147,656,945.45
5. Step 5: Solve for x
   x = 147,656,945.45/13,954.98
6. Step 6: Final answer
   x = 10,580.95