Finding the Fourth Proportional to 2,288.98, 3,157.32 and 1,532.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,288.98 : 3,157.32 = 1,532.80 : x
2. Step 2: Convert to fraction form
   2,288.98/3,157.32 = 1,532.80/x
3. Step 3: Cross multiply
   2,288.98x = 3,157.32 × 1,532.80
4. Step 4: Simplify right side
   2,288.98x = 4,839,540.10
5. Step 5: Solve for x
   x = 4,839,540.10/2,288.98
6. Step 6: Final answer
   x = 2,114.28