Finding the Fourth Proportional to 10,196.57, 15,300.82 and 4,272.95

Step by Step Solution

1. Step 1: Write the proportion equation
   10,196.57 : 15,300.82 = 4,272.95 : x
2. Step 2: Convert to fraction form
   10,196.57/15,300.82 = 4,272.95/x
3. Step 3: Cross multiply
   10,196.57x = 15,300.82 × 4,272.95
4. Step 4: Simplify right side
   10,196.57x = 65,379,617.45
5. Step 5: Solve for x
   x = 65,379,617.45/10,196.57
6. Step 6: Final answer
   x = 6,411.92