Finding the Fourth Proportional to 7,903.52, 10,906.84 and 5,109

Step by Step Solution

1. Step 1: Write the proportion equation
   7,903.52 : 10,906.84 = 5,109 : x
2. Step 2: Convert to fraction form
   7,903.52/10,906.84 = 5,109/x
3. Step 3: Cross multiply
   7,903.52x = 10,906.84 × 5,109
4. Step 4: Simplify right side
   7,903.52x = 55,723,045.56
5. Step 5: Solve for x
   x = 55,723,045.56/7,903.52
6. Step 6: Final answer
   x = 7,050.41