Finding the Fourth Proportional to 3,061.35, 4,224.71 and 1,664.13

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.35 : 4,224.71 = 1,664.13 : x
2. Step 2: Convert to fraction form
   3,061.35/4,224.71 = 1,664.13/x
3. Step 3: Cross multiply
   3,061.35x = 4,224.71 × 1,664.13
4. Step 4: Simplify right side
   3,061.35x = 7,030,458.33
5. Step 5: Solve for x
   x = 7,030,458.33/3,061.35
6. Step 6: Final answer
   x = 2,296.52