Finding the Fourth Proportional to 12,196.32, 16,830.95 and 6,607.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,196.32 : 16,830.95 = 6,607.32 : x
2. Step 2: Convert to fraction form
   12,196.32/16,830.95 = 6,607.32/x
3. Step 3: Cross multiply
   12,196.32x = 16,830.95 × 6,607.32
4. Step 4: Simplify right side
   12,196.32x = 111,207,472.55
5. Step 5: Solve for x
   x = 111,207,472.55/12,196.32
6. Step 6: Final answer
   x = 9,118.12