Finding the Fourth Proportional to 2,068.84, 3,104.04 and 1,247.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068.84 : 3,104.04 = 1,247.68 : x
2. Step 2: Convert to fraction form
   2,068.84/3,104.04 = 1,247.68/x
3. Step 3: Cross multiply
   2,068.84x = 3,104.04 × 1,247.68
4. Step 4: Simplify right side
   2,068.84x = 3,872,848.63
5. Step 5: Solve for x
   x = 3,872,848.63/2,068.84
6. Step 6: Final answer
   x = 1,871.99