Finding the Fourth Proportional to 1,334.52, 1,842.71 and 886.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,334.52 : 1,842.71 = 886.82 : x
2. Step 2: Convert to fraction form
   1,334.52/1,842.71 = 886.82/x
3. Step 3: Cross multiply
   1,334.52x = 1,842.71 × 886.82
4. Step 4: Simplify right side
   1,334.52x = 1,634,138.43
5. Step 5: Solve for x
   x = 1,634,138.43/1,334.52
6. Step 6: Final answer
   x = 1,224.51