Finding the Fourth Proportional to 2,347.98, 3,240.23 and 1,300.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,347.98 : 3,240.23 = 1,300.05 : x
2. Step 2: Convert to fraction form
   2,347.98/3,240.23 = 1,300.05/x
3. Step 3: Cross multiply
   2,347.98x = 3,240.23 × 1,300.05
4. Step 4: Simplify right side
   2,347.98x = 4,212,454.51
5. Step 5: Solve for x
   x = 4,212,454.51/2,347.98
6. Step 6: Final answer
   x = 1,794.08