Finding the Fourth Proportional to 1,333.54, 1,995.45 and 785.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,333.54 : 1,995.45 = 785.98 : x
2. Step 2: Convert to fraction form
   1,333.54/1,995.45 = 785.98/x
3. Step 3: Cross multiply
   1,333.54x = 1,995.45 × 785.98
4. Step 4: Simplify right side
   1,333.54x = 1,568,383.79
5. Step 5: Solve for x
   x = 1,568,383.79/1,333.54
6. Step 6: Final answer
   x = 1,176.11