Finding the Fourth Proportional to 8,833.02, 12,188.79 and 5,298.18

Step by Step Solution

1. Step 1: Write the proportion equation
   8,833.02 : 12,188.79 = 5,298.18 : x
2. Step 2: Convert to fraction form
   8,833.02/12,188.79 = 5,298.18/x
3. Step 3: Cross multiply
   8,833.02x = 12,188.79 × 5,298.18
4. Step 4: Simplify right side
   8,833.02x = 64,578,403.40
5. Step 5: Solve for x
   x = 64,578,403.40/8,833.02
6. Step 6: Final answer
   x = 7,311.02