Finding the Fourth Proportional to 9,955.82, 13,736.83 and 5,761.64

Step by Step Solution

1. Step 1: Write the proportion equation
   9,955.82 : 13,736.83 = 5,761.64 : x
2. Step 2: Convert to fraction form
   9,955.82/13,736.83 = 5,761.64/x
3. Step 3: Cross multiply
   9,955.82x = 13,736.83 × 5,761.64
4. Step 4: Simplify right side
   9,955.82x = 79,146,657.98
5. Step 5: Solve for x
   x = 79,146,657.98/9,955.82
6. Step 6: Final answer
   x = 7,949.79