Finding the Fourth Proportional to 7,003.89, 9,653.19 and 5,112.36

Step by Step Solution

1. Step 1: Write the proportion equation
   7,003.89 : 9,653.19 = 5,112.36 : x
2. Step 2: Convert to fraction form
   7,003.89/9,653.19 = 5,112.36/x
3. Step 3: Cross multiply
   7,003.89x = 9,653.19 × 5,112.36
4. Step 4: Simplify right side
   7,003.89x = 49,350,582.43
5. Step 5: Solve for x
   x = 49,350,582.43/7,003.89
6. Step 6: Final answer
   x = 7,046.17