Finding the Fourth Proportional to 3,173.72, 4,759.86 and 1,225.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,173.72 : 4,759.86 = 1,225.52 : x
2. Step 2: Convert to fraction form
   3,173.72/4,759.86 = 1,225.52/x
3. Step 3: Cross multiply
   3,173.72x = 4,759.86 × 1,225.52
4. Step 4: Simplify right side
   3,173.72x = 5,833,303.63
5. Step 5: Solve for x
   x = 5,833,303.63/3,173.72
6. Step 6: Final answer
   x = 1,838.00