Finding the Fourth Proportional to 9,091.32, 12,542.94 and 5,908.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,091.32 : 12,542.94 = 5,908.62 : x
2. Step 2: Convert to fraction form
   9,091.32/12,542.94 = 5,908.62/x
3. Step 3: Cross multiply
   9,091.32x = 12,542.94 × 5,908.62
4. Step 4: Simplify right side
   9,091.32x = 74,111,466.14
5. Step 5: Solve for x
   x = 74,111,466.14/9,091.32
6. Step 6: Final answer
   x = 8,151.89