Finding the Fourth Proportional to 12,042.08, 18,066.18 and 4,644.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,042.08 : 18,066.18 = 4,644.56 : x
2. Step 2: Convert to fraction form
   12,042.08/18,066.18 = 4,644.56/x
3. Step 3: Cross multiply
   12,042.08x = 18,066.18 × 4,644.56
4. Step 4: Simplify right side
   12,042.08x = 83,909,456.98
5. Step 5: Solve for x
   x = 83,909,456.98/12,042.08
6. Step 6: Final answer
   x = 6,968.02