Finding the Fourth Proportional to 7,087.38, 10,634.72 and 3,190.88

Step by Step Solution

1. Step 1: Write the proportion equation
   7,087.38 : 10,634.72 = 3,190.88 : x
2. Step 2: Convert to fraction form
   7,087.38/10,634.72 = 3,190.88/x
3. Step 3: Cross multiply
   7,087.38x = 10,634.72 × 3,190.88
4. Step 4: Simplify right side
   7,087.38x = 33,934,046.23
5. Step 5: Solve for x
   x = 33,934,046.23/7,087.38
6. Step 6: Final answer
   x = 4,787.95