Finding the Fourth Proportional to 13,404.14, 18,498.03 and 7,436.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,404.14 : 18,498.03 = 7,436.06 : x
2. Step 2: Convert to fraction form
   13,404.14/18,498.03 = 7,436.06/x
3. Step 3: Cross multiply
   13,404.14x = 18,498.03 × 7,436.06
4. Step 4: Simplify right side
   13,404.14x = 137,552,460.96
5. Step 5: Solve for x
   x = 137,552,460.96/13,404.14
6. Step 6: Final answer
   x = 10,261.94