Finding the Fourth Proportional to 9,084.22, 12,535.74 and 5,105.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,084.22 : 12,535.74 = 5,105.07 : x
2. Step 2: Convert to fraction form
   9,084.22/12,535.74 = 5,105.07/x
3. Step 3: Cross multiply
   9,084.22x = 12,535.74 × 5,105.07
4. Step 4: Simplify right side
   9,084.22x = 63,995,830.20
5. Step 5: Solve for x
   x = 63,995,830.20/9,084.22
6. Step 6: Final answer
   x = 7,044.73