Finding the Fourth Proportional to 3,443.89, 5,162.71 and 1,251.07

Step by Step Solution

1. Step 1: Write the proportion equation
   3,443.89 : 5,162.71 = 1,251.07 : x
2. Step 2: Convert to fraction form
   3,443.89/5,162.71 = 1,251.07/x
3. Step 3: Cross multiply
   3,443.89x = 5,162.71 × 1,251.07
4. Step 4: Simplify right side
   3,443.89x = 6,458,915.95
5. Step 5: Solve for x
   x = 6,458,915.95/3,443.89
6. Step 6: Final answer
   x = 1,875.47