Finding the Fourth Proportional to 11,431.32, 17,153.46 and 4,856.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,431.32 : 17,153.46 = 4,856.82 : x
2. Step 2: Convert to fraction form
   11,431.32/17,153.46 = 4,856.82/x
3. Step 3: Cross multiply
   11,431.32x = 17,153.46 × 4,856.82
4. Step 4: Simplify right side
   11,431.32x = 83,311,267.60
5. Step 5: Solve for x
   x = 83,311,267.60/11,431.32
6. Step 6: Final answer
   x = 7,287.98