Finding the Fourth Proportional to 1,233.58, 1,851.23 and 1,115.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233.58 : 1,851.23 = 1,115.94 : x
2. Step 2: Convert to fraction form
   1,233.58/1,851.23 = 1,115.94/x
3. Step 3: Cross multiply
   1,233.58x = 1,851.23 × 1,115.94
4. Step 4: Simplify right side
   1,233.58x = 2,065,846.77
5. Step 5: Solve for x
   x = 2,065,846.77/1,233.58
6. Step 6: Final answer
   x = 1,674.68