Finding the Fourth Proportional to 2,518.89, 3,774.99 and 1,131.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518.89 : 3,774.99 = 1,131.98 : x
2. Step 2: Convert to fraction form
   2,518.89/3,774.99 = 1,131.98/x
3. Step 3: Cross multiply
   2,518.89x = 3,774.99 × 1,131.98
4. Step 4: Simplify right side
   2,518.89x = 4,273,194.31
5. Step 5: Solve for x
   x = 4,273,194.31/2,518.89
6. Step 6: Final answer
   x = 1,696.46