Finding the Fourth Proportional to 3,561.34, 5,342.69 and 1,480.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,561.34 : 5,342.69 = 1,480.22 : x
2. Step 2: Convert to fraction form
   3,561.34/5,342.69 = 1,480.22/x
3. Step 3: Cross multiply
   3,561.34x = 5,342.69 × 1,480.22
4. Step 4: Simplify right side
   3,561.34x = 7,908,322.48
5. Step 5: Solve for x
   x = 7,908,322.48/3,561.34
6. Step 6: Final answer
   x = 2,220.60