Finding the Fourth Proportional to 1,866.60, 2,796.82 and 1,133.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,866.60 : 2,796.82 = 1,133.96 : x
2. Step 2: Convert to fraction form
   1,866.60/2,796.82 = 1,133.96/x
3. Step 3: Cross multiply
   1,866.60x = 2,796.82 × 1,133.96
4. Step 4: Simplify right side
   1,866.60x = 3,171,465.19
5. Step 5: Solve for x
   x = 3,171,465.19/1,866.60
6. Step 6: Final answer
   x = 1,699.06