Finding the Fourth Proportional to 13,164.09, 18,166.41 and 7,498.83

Step by Step Solution

1. Step 1: Write the proportion equation
   13,164.09 : 18,166.41 = 7,498.83 : x
2. Step 2: Convert to fraction form
   13,164.09/18,166.41 = 7,498.83/x
3. Step 3: Cross multiply
   13,164.09x = 18,166.41 × 7,498.83
4. Step 4: Simplify right side
   13,164.09x = 136,226,820.30
5. Step 5: Solve for x
   x = 136,226,820.30/13,164.09
6. Step 6: Final answer
   x = 10,348.37