Finding the Fourth Proportional to 9,705.32, 13,388.72 and 5,723.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,705.32 : 13,388.72 = 5,723.76 : x
2. Step 2: Convert to fraction form
   9,705.32/13,388.72 = 5,723.76/x
3. Step 3: Cross multiply
   9,705.32x = 13,388.72 × 5,723.76
4. Step 4: Simplify right side
   9,705.32x = 76,633,791.37
5. Step 5: Solve for x
   x = 76,633,791.37/9,705.32
6. Step 6: Final answer
   x = 7,896.06