Finding the Fourth Proportional to 7,034.15, 9,706.42 and 3,890.14

Step by Step Solution

1. Step 1: Write the proportion equation
   7,034.15 : 9,706.42 = 3,890.14 : x
2. Step 2: Convert to fraction form
   7,034.15/9,706.42 = 3,890.14/x
3. Step 3: Cross multiply
   7,034.15x = 9,706.42 × 3,890.14
4. Step 4: Simplify right side
   7,034.15x = 37,759,332.70
5. Step 5: Solve for x
   x = 37,759,332.70/7,034.15
6. Step 6: Final answer
   x = 5,368.00