Finding the Fourth Proportional to 9,118.17, 13,667.94 and 4,191.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,118.17 : 13,667.94 = 4,191.48 : x
2. Step 2: Convert to fraction form
   9,118.17/13,667.94 = 4,191.48/x
3. Step 3: Cross multiply
   9,118.17x = 13,667.94 × 4,191.48
4. Step 4: Simplify right side
   9,118.17x = 57,288,897.15
5. Step 5: Solve for x
   x = 57,288,897.15/9,118.17
6. Step 6: Final answer
   x = 6,282.94