Finding the Fourth Proportional to 3,061.52, 4,224.88 and 1,664.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.52 : 4,224.88 = 1,664.24 : x
2. Step 2: Convert to fraction form
   3,061.52/4,224.88 = 1,664.24/x
3. Step 3: Cross multiply
   3,061.52x = 4,224.88 × 1,664.24
4. Step 4: Simplify right side
   3,061.52x = 7,031,214.29
5. Step 5: Solve for x
   x = 7,031,214.29/3,061.52
6. Step 6: Final answer
   x = 2,296.64