Finding the Fourth Proportional to 7,111.61, 10,667.37 and 3,826.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,111.61 : 10,667.37 = 3,826.25 : x
2. Step 2: Convert to fraction form
   7,111.61/10,667.37 = 3,826.25/x
3. Step 3: Cross multiply
   7,111.61x = 10,667.37 × 3,826.25
4. Step 4: Simplify right side
   7,111.61x = 40,816,024.46
5. Step 5: Solve for x
   x = 40,816,024.46/7,111.61
6. Step 6: Final answer
   x = 5,739.35