Finding the Fourth Proportional to 4,834.96, 7,242.82 and 3,186.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,834.96 : 7,242.82 = 3,186.50 : x
2. Step 2: Convert to fraction form
   4,834.96/7,242.82 = 3,186.50/x
3. Step 3: Cross multiply
   4,834.96x = 7,242.82 × 3,186.50
4. Step 4: Simplify right side
   4,834.96x = 23,079,245.93
5. Step 5: Solve for x
   x = 23,079,245.93/4,834.96
6. Step 6: Final answer
   x = 4,773.41