Finding the Fourth Proportional to 6,978.23, 10,456.40 and 5,933.94

Step by Step Solution

1. Step 1: Write the proportion equation
   6,978.23 : 10,456.40 = 5,933.94 : x
2. Step 2: Convert to fraction form
   6,978.23/10,456.40 = 5,933.94/x
3. Step 3: Cross multiply
   6,978.23x = 10,456.40 × 5,933.94
4. Step 4: Simplify right side
   6,978.23x = 62,047,650.22
5. Step 5: Solve for x
   x = 62,047,650.22/6,978.23
6. Step 6: Final answer
   x = 8,891.60