Finding the Fourth Proportional to 9,781.37, 13,496.47 and 5,748.85

Step by Step Solution

1. Step 1: Write the proportion equation
   9,781.37 : 13,496.47 = 5,748.85 : x
2. Step 2: Convert to fraction form
   9,781.37/13,496.47 = 5,748.85/x
3. Step 3: Cross multiply
   9,781.37x = 13,496.47 × 5,748.85
4. Step 4: Simplify right side
   9,781.37x = 77,589,133.45
5. Step 5: Solve for x
   x = 77,589,133.45/9,781.37
6. Step 6: Final answer
   x = 7,932.34