Finding the Fourth Proportional to 9,357.72, 12,914.40 and 5,821.46

Step by Step Solution

1. Step 1: Write the proportion equation
   9,357.72 : 12,914.40 = 5,821.46 : x
2. Step 2: Convert to fraction form
   9,357.72/12,914.40 = 5,821.46/x
3. Step 3: Cross multiply
   9,357.72x = 12,914.40 × 5,821.46
4. Step 4: Simplify right side
   9,357.72x = 75,180,663.02
5. Step 5: Solve for x
   x = 75,180,663.02/9,357.72
6. Step 6: Final answer
   x = 8,034.08