Finding the Fourth Proportional to 2,355.42, 3,250.52 and 1,307.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,355.42 : 3,250.52 = 1,307.48 : x
2. Step 2: Convert to fraction form
   2,355.42/3,250.52 = 1,307.48/x
3. Step 3: Cross multiply
   2,355.42x = 3,250.52 × 1,307.48
4. Step 4: Simplify right side
   2,355.42x = 4,249,989.89
5. Step 5: Solve for x
   x = 4,249,989.89/2,355.42
6. Step 6: Final answer
   x = 1,804.34