Finding the Fourth Proportional to 9,191.34, 13,791.56 and 3,644.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,191.34 : 13,791.56 = 3,644.56 : x
2. Step 2: Convert to fraction form
   9,191.34/13,791.56 = 3,644.56/x
3. Step 3: Cross multiply
   9,191.34x = 13,791.56 × 3,644.56
4. Step 4: Simplify right side
   9,191.34x = 50,264,167.91
5. Step 5: Solve for x
   x = 50,264,167.91/9,191.34
6. Step 6: Final answer
   x = 5,468.64