Finding the Fourth Proportional to 1,532.17, 2,113.49 and 964.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,532.17 : 2,113.49 = 964.10 : x
2. Step 2: Convert to fraction form
   1,532.17/2,113.49 = 964.10/x
3. Step 3: Cross multiply
   1,532.17x = 2,113.49 × 964.10
4. Step 4: Simplify right side
   1,532.17x = 2,037,600.32
5. Step 5: Solve for x
   x = 2,037,600.32/1,532.17
6. Step 6: Final answer
   x = 1,329.88