Finding the Fourth Proportional to 9,735.72, 13,434.84 and 5,486.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,735.72 : 13,434.84 = 5,486.82 : x
2. Step 2: Convert to fraction form
   9,735.72/13,434.84 = 5,486.82/x
3. Step 3: Cross multiply
   9,735.72x = 13,434.84 × 5,486.82
4. Step 4: Simplify right side
   9,735.72x = 73,714,548.81
5. Step 5: Solve for x
   x = 73,714,548.81/9,735.72
6. Step 6: Final answer
   x = 7,571.56