Finding the Fourth Proportional to 7,036.42, 9,710.67 and 3,892.90

Step by Step Solution

1. Step 1: Write the proportion equation
   7,036.42 : 9,710.67 = 3,892.90 : x
2. Step 2: Convert to fraction form
   7,036.42/9,710.67 = 3,892.90/x
3. Step 3: Cross multiply
   7,036.42x = 9,710.67 × 3,892.90
4. Step 4: Simplify right side
   7,036.42x = 37,802,667.24
5. Step 5: Solve for x
   x = 37,802,667.24/7,036.42
6. Step 6: Final answer
   x = 5,372.43