Finding the Fourth Proportional to 12,245.40, 16,898.82 and 6,656.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,245.40 : 16,898.82 = 6,656.52 : x
2. Step 2: Convert to fraction form
   12,245.40/16,898.82 = 6,656.52/x
3. Step 3: Cross multiply
   12,245.40x = 16,898.82 × 6,656.52
4. Step 4: Simplify right side
   12,245.40x = 112,487,333.31
5. Step 5: Solve for x
   x = 112,487,333.31/12,245.40
6. Step 6: Final answer
   x = 9,186.09