Finding the Fourth Proportional to 12,074.70, 18,116.10 and 5,838.51

Step by Step Solution

1. Step 1: Write the proportion equation
   12,074.70 : 18,116.10 = 5,838.51 : x
2. Step 2: Convert to fraction form
   12,074.70/18,116.10 = 5,838.51/x
3. Step 3: Cross multiply
   12,074.70x = 18,116.10 × 5,838.51
4. Step 4: Simplify right side
   12,074.70x = 105,771,031.01
5. Step 5: Solve for x
   x = 105,771,031.01/12,074.70
6. Step 6: Final answer
   x = 8,759.72