Finding the Fourth Proportional to 12,472.35, 17,197.88 and 10,196.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,472.35 : 17,197.88 = 10,196.58 : x
2. Step 2: Convert to fraction form
   12,472.35/17,197.88 = 10,196.58/x
3. Step 3: Cross multiply
   12,472.35x = 17,197.88 × 10,196.58
4. Step 4: Simplify right side
   12,472.35x = 175,359,559.25
5. Step 5: Solve for x
   x = 175,359,559.25/12,472.35
6. Step 6: Final answer
   x = 14,059.87