Finding the Fourth Proportional to 1,597.50, 2,392.38 and 773.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,597.50 : 2,392.38 = 773.73 : x
2. Step 2: Convert to fraction form
   1,597.50/2,392.38 = 773.73/x
3. Step 3: Cross multiply
   1,597.50x = 2,392.38 × 773.73
4. Step 4: Simplify right side
   1,597.50x = 1,851,056.18
5. Step 5: Solve for x
   x = 1,851,056.18/1,597.50
6. Step 6: Final answer
   x = 1,158.72