Finding the Fourth Proportional to 2,019.18, 2,787.76 and 1,347.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,019.18 : 2,787.76 = 1,347.94 : x
2. Step 2: Convert to fraction form
   2,019.18/2,787.76 = 1,347.94/x
3. Step 3: Cross multiply
   2,019.18x = 2,787.76 × 1,347.94
4. Step 4: Simplify right side
   2,019.18x = 3,757,733.21
5. Step 5: Solve for x
   x = 3,757,733.21/2,019.18
6. Step 6: Final answer
   x = 1,861.02