Finding the Fourth Proportional to 2,527.16, 3,787.94 and 1,908.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,527.16 : 3,787.94 = 1,908.86 : x
2. Step 2: Convert to fraction form
   2,527.16/3,787.94 = 1,908.86/x
3. Step 3: Cross multiply
   2,527.16x = 3,787.94 × 1,908.86
4. Step 4: Simplify right side
   2,527.16x = 7,230,647.15
5. Step 5: Solve for x
   x = 7,230,647.15/2,527.16
6. Step 6: Final answer
   x = 2,861.18