Finding the Fourth Proportional to 1,632.80, 2,456.40 and 1,530.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,632.80 : 2,456.40 = 1,530.56 : x
2. Step 2: Convert to fraction form
   1,632.80/2,456.40 = 1,530.56/x
3. Step 3: Cross multiply
   1,632.80x = 2,456.40 × 1,530.56
4. Step 4: Simplify right side
   1,632.80x = 3,759,667.58
5. Step 5: Solve for x
   x = 3,759,667.58/1,632.80
6. Step 6: Final answer
   x = 2,302.59