Finding the Fourth Proportional to 2,064.03, 3,096.84 and 1,242.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.03 : 3,096.84 = 1,242.87 : x
2. Step 2: Convert to fraction form
   2,064.03/3,096.84 = 1,242.87/x
3. Step 3: Cross multiply
   2,064.03x = 3,096.84 × 1,242.87
4. Step 4: Simplify right side
   2,064.03x = 3,848,969.53
5. Step 5: Solve for x
   x = 3,848,969.53/2,064.03
6. Step 6: Final answer
   x = 1,864.78