Finding the Fourth Proportional to 1,931.56, 2,648.16 and 1,896.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,931.56 : 2,648.16 = 1,896.53 : x
2. Step 2: Convert to fraction form
   1,931.56/2,648.16 = 1,896.53/x
3. Step 3: Cross multiply
   1,931.56x = 2,648.16 × 1,896.53
4. Step 4: Simplify right side
   1,931.56x = 5,022,301.64
5. Step 5: Solve for x
   x = 5,022,301.64/1,931.56
6. Step 6: Final answer
   x = 2,600.13