Finding the Fourth Proportional to 2,424.72, 3,345.72 and 1,362.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,424.72 : 3,345.72 = 1,362.36 : x
2. Step 2: Convert to fraction form
   2,424.72/3,345.72 = 1,362.36/x
3. Step 3: Cross multiply
   2,424.72x = 3,345.72 × 1,362.36
4. Step 4: Simplify right side
   2,424.72x = 4,558,075.10
5. Step 5: Solve for x
   x = 4,558,075.10/2,424.72
6. Step 6: Final answer
   x = 1,879.84