Finding the Fourth Proportional to 9,703.76, 13,391.23 and 5,670.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,703.76 : 13,391.23 = 5,670.82 : x
2. Step 2: Convert to fraction form
   9,703.76/13,391.23 = 5,670.82/x
3. Step 3: Cross multiply
   9,703.76x = 13,391.23 × 5,670.82
4. Step 4: Simplify right side
   9,703.76x = 75,939,187.95
5. Step 5: Solve for x
   x = 75,939,187.95/9,703.76
6. Step 6: Final answer
   x = 7,825.75