Finding the Fourth Proportional to 2,518.73, 3,476.82 and 1,891.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518.73 : 3,476.82 = 1,891.07 : x
2. Step 2: Convert to fraction form
   2,518.73/3,476.82 = 1,891.07/x
3. Step 3: Cross multiply
   2,518.73x = 3,476.82 × 1,891.07
4. Step 4: Simplify right side
   2,518.73x = 6,574,892.61
5. Step 5: Solve for x
   x = 6,574,892.61/2,518.73
6. Step 6: Final answer
   x = 2,610.41