Finding the Fourth Proportional to 3,061.34, 4,224.62 and 1,664.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.34 : 4,224.62 = 1,664.09 : x
2. Step 2: Convert to fraction form
   3,061.34/4,224.62 = 1,664.09/x
3. Step 3: Cross multiply
   3,061.34x = 4,224.62 × 1,664.09
4. Step 4: Simplify right side
   3,061.34x = 7,030,130.93
5. Step 5: Solve for x
   x = 7,030,130.93/3,061.34
6. Step 6: Final answer
   x = 2,296.43