Finding the Fourth Proportional to 9,769.42, 14,659.60 and 3,930.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,769.42 : 14,659.60 = 3,930.12 : x
2. Step 2: Convert to fraction form
   9,769.42/14,659.60 = 3,930.12/x
3. Step 3: Cross multiply
   9,769.42x = 14,659.60 × 3,930.12
4. Step 4: Simplify right side
   9,769.42x = 57,613,987.15
5. Step 5: Solve for x
   x = 57,613,987.15/9,769.42
6. Step 6: Final answer
   x = 5,897.38