Finding the Fourth Proportional to 1,334.42, 1,992.00 and 1,274.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334.42 : 1,992.00 = 1,274.51 : x
2. Step 2: Convert to fraction form
   1,334.42/1,992.00 = 1,274.51/x
3. Step 3: Cross multiply
   1,334.42x = 1,992.00 × 1,274.51
4. Step 4: Simplify right side
   1,334.42x = 2,538,812.57
5. Step 5: Solve for x
   x = 2,538,812.57/1,334.42
6. Step 6: Final answer
   x = 1,902.56