Finding the Fourth Proportional to 9,731.22, 13,426.61 and 5,953

Step by Step Solution

1. Step 1: Write the proportion equation
   9,731.22 : 13,426.61 = 5,953 : x
2. Step 2: Convert to fraction form
   9,731.22/13,426.61 = 5,953/x
3. Step 3: Cross multiply
   9,731.22x = 13,426.61 × 5,953
4. Step 4: Simplify right side
   9,731.22x = 79,928,609.33
5. Step 5: Solve for x
   x = 79,928,609.33/9,731.22
6. Step 6: Final answer
   x = 8,213.63