Finding the Fourth Proportional to 12,423.34, 18,653.46 and 5,042.26

Step by Step Solution

1. Step 1: Write the proportion equation
   12,423.34 : 18,653.46 = 5,042.26 : x
2. Step 2: Convert to fraction form
   12,423.34/18,653.46 = 5,042.26/x
3. Step 3: Cross multiply
   12,423.34x = 18,653.46 × 5,042.26
4. Step 4: Simplify right side
   12,423.34x = 94,055,595.22
5. Step 5: Solve for x
   x = 94,055,595.22/12,423.34
6. Step 6: Final answer
   x = 7,570.88