Finding the Fourth Proportional to 7,036.18, 9,709.82 and 3,892.30

Step by Step Solution

1. Step 1: Write the proportion equation
   7,036.18 : 9,709.82 = 3,892.30 : x
2. Step 2: Convert to fraction form
   7,036.18/9,709.82 = 3,892.30/x
3. Step 3: Cross multiply
   7,036.18x = 9,709.82 × 3,892.30
4. Step 4: Simplify right side
   7,036.18x = 37,793,532.39
5. Step 5: Solve for x
   x = 37,793,532.39/7,036.18
6. Step 6: Final answer
   x = 5,371.31