Finding the Fourth Proportional to 2,013.02, 3,017.18 and 1,191.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,013.02 : 3,017.18 = 1,191.98 : x
2. Step 2: Convert to fraction form
   2,013.02/3,017.18 = 1,191.98/x
3. Step 3: Cross multiply
   2,013.02x = 3,017.18 × 1,191.98
4. Step 4: Simplify right side
   2,013.02x = 3,596,403.13
5. Step 5: Solve for x
   x = 3,596,403.13/2,013.02
6. Step 6: Final answer
   x = 1,786.58