Finding the Fourth Proportional to 1,341.77, 1,851.79 and 893.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,341.77 : 1,851.79 = 893.61 : x
2. Step 2: Convert to fraction form
   1,341.77/1,851.79 = 893.61/x
3. Step 3: Cross multiply
   1,341.77x = 1,851.79 × 893.61
4. Step 4: Simplify right side
   1,341.77x = 1,654,778.06
5. Step 5: Solve for x
   x = 1,654,778.06/1,341.77
6. Step 6: Final answer
   x = 1,233.28