Finding the Fourth Proportional to 9,116.79, 12,584.30 and 5,341.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,116.79 : 12,584.30 = 5,341.17 : x
2. Step 2: Convert to fraction form
   9,116.79/12,584.30 = 5,341.17/x
3. Step 3: Cross multiply
   9,116.79x = 12,584.30 × 5,341.17
4. Step 4: Simplify right side
   9,116.79x = 67,214,858.93
5. Step 5: Solve for x
   x = 67,214,858.93/9,116.79
6. Step 6: Final answer
   x = 7,372.65