Finding the Fourth Proportional to 9,641.92, 13,304.16 and 5,917.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,641.92 : 13,304.16 = 5,917.12 : x
2. Step 2: Convert to fraction form
   9,641.92/13,304.16 = 5,917.12/x
3. Step 3: Cross multiply
   9,641.92x = 13,304.16 × 5,917.12
4. Step 4: Simplify right side
   9,641.92x = 78,722,311.22
5. Step 5: Solve for x
   x = 78,722,311.22/9,641.92
6. Step 6: Final answer
   x = 8,164.59