Finding the Fourth Proportional to 3,669.48, 5,061.42 and 2,922.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669.48 : 5,061.42 = 2,922.12 : x
2. Step 2: Convert to fraction form
   3,669.48/5,061.42 = 2,922.12/x
3. Step 3: Cross multiply
   3,669.48x = 5,061.42 × 2,922.12
4. Step 4: Simplify right side
   3,669.48x = 14,790,076.61
5. Step 5: Solve for x
   x = 14,790,076.61/3,669.48
6. Step 6: Final answer
   x = 4,030.56