Finding the Fourth Proportional to 2,128.32, 2,935.52 and 1,465.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,128.32 : 2,935.52 = 1,465.28 : x
2. Step 2: Convert to fraction form
   2,128.32/2,935.52 = 1,465.28/x
3. Step 3: Cross multiply
   2,128.32x = 2,935.52 × 1,465.28
4. Step 4: Simplify right side
   2,128.32x = 4,301,358.75
5. Step 5: Solve for x
   x = 4,301,358.75/2,128.32
6. Step 6: Final answer
   x = 2,021.01