Finding the Fourth Proportional to 1,157.92, 1,597.89 and 633.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,157.92 : 1,597.89 = 633.94 : x
2. Step 2: Convert to fraction form
   1,157.92/1,597.89 = 633.94/x
3. Step 3: Cross multiply
   1,157.92x = 1,597.89 × 633.94
4. Step 4: Simplify right side
   1,157.92x = 1,012,966.39
5. Step 5: Solve for x
   x = 1,012,966.39/1,157.92
6. Step 6: Final answer
   x = 874.82