Finding the Fourth Proportional to 2,802.88, 3,867.30 and 1,845.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,802.88 : 3,867.30 = 1,845.69 : x
2. Step 2: Convert to fraction form
   2,802.88/3,867.30 = 1,845.69/x
3. Step 3: Cross multiply
   2,802.88x = 3,867.30 × 1,845.69
4. Step 4: Simplify right side
   2,802.88x = 7,137,836.94
5. Step 5: Solve for x
   x = 7,137,836.94/2,802.88
6. Step 6: Final answer
   x = 2,546.61