Finding the Fourth Proportional to 7,034.42, 9,707.46 and 3,890.54

Step by Step Solution

1. Step 1: Write the proportion equation
   7,034.42 : 9,707.46 = 3,890.54 : x
2. Step 2: Convert to fraction form
   7,034.42/9,707.46 = 3,890.54/x
3. Step 3: Cross multiply
   7,034.42x = 9,707.46 × 3,890.54
4. Step 4: Simplify right side
   7,034.42x = 37,767,261.43
5. Step 5: Solve for x
   x = 37,767,261.43/7,034.42
6. Step 6: Final answer
   x = 5,368.92