Finding the Fourth Proportional to 9,084.86, 12,536.93 and 5,105.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,084.86 : 12,536.93 = 5,105.91 : x
2. Step 2: Convert to fraction form
   9,084.86/12,536.93 = 5,105.91/x
3. Step 3: Cross multiply
   9,084.86x = 12,536.93 × 5,105.91
4. Step 4: Simplify right side
   9,084.86x = 64,012,449.02
5. Step 5: Solve for x
   x = 64,012,449.02/9,084.86
6. Step 6: Final answer
   x = 7,046.06