Finding the Fourth Proportional to 1,173.86, 1,759.71 and 625.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,173.86 : 1,759.71 = 625.22 : x
2. Step 2: Convert to fraction form
   1,173.86/1,759.71 = 625.22/x
3. Step 3: Cross multiply
   1,173.86x = 1,759.71 × 625.22
4. Step 4: Simplify right side
   1,173.86x = 1,100,205.89
5. Step 5: Solve for x
   x = 1,100,205.89/1,173.86
6. Step 6: Final answer
   x = 937.25