Finding the Fourth Proportional to 2,518.90, 3,773.59 and 1,419.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518.90 : 3,773.59 = 1,419.93 : x
2. Step 2: Convert to fraction form
   2,518.90/3,773.59 = 1,419.93/x
3. Step 3: Cross multiply
   2,518.90x = 3,773.59 × 1,419.93
4. Step 4: Simplify right side
   2,518.90x = 5,358,230.10
5. Step 5: Solve for x
   x = 5,358,230.10/2,518.90
6. Step 6: Final answer
   x = 2,127.21