Finding the Fourth Proportional to 9,891.31, 14,826.72 and 6,185.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,891.31 : 14,826.72 = 6,185.03 : x
2. Step 2: Convert to fraction form
   9,891.31/14,826.72 = 6,185.03/x
3. Step 3: Cross multiply
   9,891.31x = 14,826.72 × 6,185.03
4. Step 4: Simplify right side
   9,891.31x = 91,703,708.00
5. Step 5: Solve for x
   x = 91,703,708.00/9,891.31
6. Step 6: Final answer
   x = 9,271.14