Finding the Fourth Proportional to 2,061.04, 3,087.44 and 1,238.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.04 : 3,087.44 = 1,238.86 : x
2. Step 2: Convert to fraction form
   2,061.04/3,087.44 = 1,238.86/x
3. Step 3: Cross multiply
   2,061.04x = 3,087.44 × 1,238.86
4. Step 4: Simplify right side
   2,061.04x = 3,824,908.23
5. Step 5: Solve for x
   x = 3,824,908.23/2,061.04
6. Step 6: Final answer
   x = 1,855.82