Finding the Fourth Proportional to 2,361.89, 3,543.53 and 975.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,361.89 : 3,543.53 = 975.31 : x
2. Step 2: Convert to fraction form
   2,361.89/3,543.53 = 975.31/x
3. Step 3: Cross multiply
   2,361.89x = 3,543.53 × 975.31
4. Step 4: Simplify right side
   2,361.89x = 3,456,032.00
5. Step 5: Solve for x
   x = 3,456,032.00/2,361.89
6. Step 6: Final answer
   x = 1,463.25