Finding the Fourth Proportional to 2,347.59, 3,238.79 and 1,551.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,347.59 : 3,238.79 = 1,551.30 : x
2. Step 2: Convert to fraction form
   2,347.59/3,238.79 = 1,551.30/x
3. Step 3: Cross multiply
   2,347.59x = 3,238.79 × 1,551.30
4. Step 4: Simplify right side
   2,347.59x = 5,024,315.03
5. Step 5: Solve for x
   x = 5,024,315.03/2,347.59
6. Step 6: Final answer
   x = 2,140.20