Finding the Fourth Proportional to 9,670.56, 13,349.04 and 5,691.84

Step by Step Solution

1. Step 1: Write the proportion equation
   9,670.56 : 13,349.04 = 5,691.84 : x
2. Step 2: Convert to fraction form
   9,670.56/13,349.04 = 5,691.84/x
3. Step 3: Cross multiply
   9,670.56x = 13,349.04 × 5,691.84
4. Step 4: Simplify right side
   9,670.56x = 75,980,599.83
5. Step 5: Solve for x
   x = 75,980,599.83/9,670.56
6. Step 6: Final answer
   x = 7,856.90