Finding the Fourth Proportional to 9,119.32, 13,667.10 and 4,117.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,119.32 : 13,667.10 = 4,117.98 : x
2. Step 2: Convert to fraction form
   9,119.32/13,667.10 = 4,117.98/x
3. Step 3: Cross multiply
   9,119.32x = 13,667.10 × 4,117.98
4. Step 4: Simplify right side
   9,119.32x = 56,280,844.46
5. Step 5: Solve for x
   x = 56,280,844.46/9,119.32
6. Step 6: Final answer
   x = 6,171.61