Finding the Fourth Proportional to 13,404.90, 18,497.82 and 7,436.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,404.90 : 18,497.82 = 7,436.82 : x
2. Step 2: Convert to fraction form
   13,404.90/18,497.82 = 7,436.82/x
3. Step 3: Cross multiply
   13,404.90x = 18,497.82 × 7,436.82
4. Step 4: Simplify right side
   13,404.90x = 137,564,957.73
5. Step 5: Solve for x
   x = 137,564,957.73/13,404.90
6. Step 6: Final answer
   x = 10,262.29