Finding the Fourth Proportional to 2,093.83, 3,139.12 and 1,214.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,093.83 : 3,139.12 = 1,214.98 : x
2. Step 2: Convert to fraction form
   2,093.83/3,139.12 = 1,214.98/x
3. Step 3: Cross multiply
   2,093.83x = 3,139.12 × 1,214.98
4. Step 4: Simplify right side
   2,093.83x = 3,813,968.02
5. Step 5: Solve for x
   x = 3,813,968.02/2,093.83
6. Step 6: Final answer
   x = 1,821.53