Finding the Fourth Proportional to 1,910.17, 2,635.23 and 1,164.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,910.17 : 2,635.23 = 1,164.03 : x
2. Step 2: Convert to fraction form
   1,910.17/2,635.23 = 1,164.03/x
3. Step 3: Cross multiply
   1,910.17x = 2,635.23 × 1,164.03
4. Step 4: Simplify right side
   1,910.17x = 3,067,486.78
5. Step 5: Solve for x
   x = 3,067,486.78/1,910.17
6. Step 6: Final answer
   x = 1,605.87