Finding the Fourth Proportional to 10,936.75, 16,404.90 and 3,547.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,936.75 : 16,404.90 = 3,547.30 : x
2. Step 2: Convert to fraction form
   10,936.75/16,404.90 = 3,547.30/x
3. Step 3: Cross multiply
   10,936.75x = 16,404.90 × 3,547.30
4. Step 4: Simplify right side
   10,936.75x = 58,193,101.77
5. Step 5: Solve for x
   x = 58,193,101.77/10,936.75
6. Step 6: Final answer
   x = 5,320.88