Finding the Fourth Proportional to 10,196.10, 15,283.82 and 6,909.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,196.10 : 15,283.82 = 6,909.53 : x
2. Step 2: Convert to fraction form
   10,196.10/15,283.82 = 6,909.53/x
3. Step 3: Cross multiply
   10,196.10x = 15,283.82 × 6,909.53
4. Step 4: Simplify right side
   10,196.10x = 105,603,901.84
5. Step 5: Solve for x
   x = 105,603,901.84/10,196.10
6. Step 6: Final answer
   x = 10,357.28