Finding the Fourth Proportional to 13,074.82, 18,042.81 and 7,484.74

Step by Step Solution

1. Step 1: Write the proportion equation
   13,074.82 : 18,042.81 = 7,484.74 : x
2. Step 2: Convert to fraction form
   13,074.82/18,042.81 = 7,484.74/x
3. Step 3: Cross multiply
   13,074.82x = 18,042.81 × 7,484.74
4. Step 4: Simplify right side
   13,074.82x = 135,045,741.72
5. Step 5: Solve for x
   x = 135,045,741.72/13,074.82
6. Step 6: Final answer
   x = 10,328.69