Finding the Fourth Proportional to 1,846.19, 2,544.72 and 1,215.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,846.19 : 2,544.72 = 1,215.47 : x
2. Step 2: Convert to fraction form
   1,846.19/2,544.72 = 1,215.47/x
3. Step 3: Cross multiply
   1,846.19x = 2,544.72 × 1,215.47
4. Step 4: Simplify right side
   1,846.19x = 3,093,032.62
5. Step 5: Solve for x
   x = 3,093,032.62/1,846.19
6. Step 6: Final answer
   x = 1,675.36