Finding the Fourth Proportional to 2,356.19, 3,250.88 and 1,347.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356.19 : 3,250.88 = 1,347.89 : x
2. Step 2: Convert to fraction form
   2,356.19/3,250.88 = 1,347.89/x
3. Step 3: Cross multiply
   2,356.19x = 3,250.88 × 1,347.89
4. Step 4: Simplify right side
   2,356.19x = 4,381,836.57
5. Step 5: Solve for x
   x = 4,381,836.57/2,356.19
6. Step 6: Final answer
   x = 1,859.71