Finding the Fourth Proportional to 1,968.37, 2,953.24 and 873.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,968.37 : 2,953.24 = 873.50 : x
2. Step 2: Convert to fraction form
   1,968.37/2,953.24 = 873.50/x
3. Step 3: Cross multiply
   1,968.37x = 2,953.24 × 873.50
4. Step 4: Simplify right side
   1,968.37x = 2,579,667.31
5. Step 5: Solve for x
   x = 2,579,667.31/1,968.37
6. Step 6: Final answer
   x = 1,310.56