Finding the Fourth Proportional to 12,072.93, 18,112.48 and 3,753.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,072.93 : 18,112.48 = 3,753.02 : x
2. Step 2: Convert to fraction form
   12,072.93/18,112.48 = 3,753.02/x
3. Step 3: Cross multiply
   12,072.93x = 18,112.48 × 3,753.02
4. Step 4: Simplify right side
   12,072.93x = 67,976,518.03
5. Step 5: Solve for x
   x = 67,976,518.03/12,072.93
6. Step 6: Final answer
   x = 5,630.49