Finding the Fourth Proportional to 1,336.82, 1,995.02 and 1,191.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,336.82 : 1,995.02 = 1,191.02 : x
2. Step 2: Convert to fraction form
   1,336.82/1,995.02 = 1,191.02/x
3. Step 3: Cross multiply
   1,336.82x = 1,995.02 × 1,191.02
4. Step 4: Simplify right side
   1,336.82x = 2,376,108.72
5. Step 5: Solve for x
   x = 2,376,108.72/1,336.82
6. Step 6: Final answer
   x = 1,777.43