Finding the Fourth Proportional to 12,461.51, 18,665.91 and 10,079.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,461.51 : 18,665.91 = 10,079.37 : x
2. Step 2: Convert to fraction form
   12,461.51/18,665.91 = 10,079.37/x
3. Step 3: Cross multiply
   12,461.51x = 18,665.91 × 10,079.37
4. Step 4: Simplify right side
   12,461.51x = 188,140,613.28
5. Step 5: Solve for x
   x = 188,140,613.28/12,461.51
6. Step 6: Final answer
   x = 15,097.73