Finding the Fourth Proportional to 9,084.72, 12,535.56 and 5,105.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,084.72 : 12,535.56 = 5,105.08 : x
2. Step 2: Convert to fraction form
   9,084.72/12,535.56 = 5,105.08/x
3. Step 3: Cross multiply
   9,084.72x = 12,535.56 × 5,105.08
4. Step 4: Simplify right side
   9,084.72x = 63,994,981.80
5. Step 5: Solve for x
   x = 63,994,981.80/9,084.72
6. Step 6: Final answer
   x = 7,044.24