Finding the Fourth Proportional to 9,705.12, 14,559.60 and 3,132.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,705.12 : 14,559.60 = 3,132.96 : x
2. Step 2: Convert to fraction form
   9,705.12/14,559.60 = 3,132.96/x
3. Step 3: Cross multiply
   9,705.12x = 14,559.60 × 3,132.96
4. Step 4: Simplify right side
   9,705.12x = 45,614,644.42
5. Step 5: Solve for x
   x = 45,614,644.42/9,705.12
6. Step 6: Final answer
   x = 4,700.06