Finding the Fourth Proportional to 7,690.71, 10,613.79 and 4,333.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,690.71 : 10,613.79 = 4,333.31 : x
2. Step 2: Convert to fraction form
   7,690.71/10,613.79 = 4,333.31/x
3. Step 3: Cross multiply
   7,690.71x = 10,613.79 × 4,333.31
4. Step 4: Simplify right side
   7,690.71x = 45,992,789.28
5. Step 5: Solve for x
   x = 45,992,789.28/7,690.71
6. Step 6: Final answer
   x = 5,980.30