Finding the Fourth Proportional to 1,343.75, 1,852.52 and 1,159.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,343.75 : 1,852.52 = 1,159.20 : x
2. Step 2: Convert to fraction form
   1,343.75/1,852.52 = 1,159.20/x
3. Step 3: Cross multiply
   1,343.75x = 1,852.52 × 1,159.20
4. Step 4: Simplify right side
   1,343.75x = 2,147,435.39
5. Step 5: Solve for x
   x = 2,147,435.39/1,343.75
6. Step 6: Final answer
   x = 1,598.10