Finding the Fourth Proportional to 12,066.48, 18,102.30 and 3,746.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,066.48 : 18,102.30 = 3,746.31 : x
2. Step 2: Convert to fraction form
   12,066.48/18,102.30 = 3,746.31/x
3. Step 3: Cross multiply
   12,066.48x = 18,102.30 × 3,746.31
4. Step 4: Simplify right side
   12,066.48x = 67,816,827.51
5. Step 5: Solve for x
   x = 67,816,827.51/12,066.48
6. Step 6: Final answer
   x = 5,620.27