Finding the Fourth Proportional to 2,066.60, 3,094.42 and 1,243.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.60 : 3,094.42 = 1,243.74 : x
2. Step 2: Convert to fraction form
   2,066.60/3,094.42 = 1,243.74/x
3. Step 3: Cross multiply
   2,066.60x = 3,094.42 × 1,243.74
4. Step 4: Simplify right side
   2,066.60x = 3,848,647.35
5. Step 5: Solve for x
   x = 3,848,647.35/2,066.60
6. Step 6: Final answer
   x = 1,862.31