Finding the Fourth Proportional to 9,018.30, 12,439.73 and 5,826.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,018.30 : 12,439.73 = 5,826.41 : x
2. Step 2: Convert to fraction form
   9,018.30/12,439.73 = 5,826.41/x
3. Step 3: Cross multiply
   9,018.30x = 12,439.73 × 5,826.41
4. Step 4: Simplify right side
   9,018.30x = 72,478,969.24
5. Step 5: Solve for x
   x = 72,478,969.24/9,018.30
6. Step 6: Final answer
   x = 8,036.88