Finding the Fourth Proportional to 13,168.25, 18,167.73 and 7,498.98

Step by Step Solution

1. Step 1: Write the proportion equation
   13,168.25 : 18,167.73 = 7,498.98 : x
2. Step 2: Convert to fraction form
   13,168.25/18,167.73 = 7,498.98/x
3. Step 3: Cross multiply
   13,168.25x = 18,167.73 × 7,498.98
4. Step 4: Simplify right side
   13,168.25x = 136,239,315.58
5. Step 5: Solve for x
   x = 136,239,315.58/13,168.25
6. Step 6: Final answer
   x = 10,346.05