Finding the Fourth Proportional to 2,805.17, 3,870.95 and 1,546.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,805.17 : 3,870.95 = 1,546.15 : x
2. Step 2: Convert to fraction form
   2,805.17/3,870.95 = 1,546.15/x
3. Step 3: Cross multiply
   2,805.17x = 3,870.95 × 1,546.15
4. Step 4: Simplify right side
   2,805.17x = 5,985,059.19
5. Step 5: Solve for x
   x = 5,985,059.19/2,805.17
6. Step 6: Final answer
   x = 2,133.59