Finding the Fourth Proportional to 2,003.51, 2,764.75 and 1,164.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.51 : 2,764.75 = 1,164.15 : x
2. Step 2: Convert to fraction form
   2,003.51/2,764.75 = 1,164.15/x
3. Step 3: Cross multiply
   2,003.51x = 2,764.75 × 1,164.15
4. Step 4: Simplify right side
   2,003.51x = 3,218,583.71
5. Step 5: Solve for x
   x = 3,218,583.71/2,003.51
6. Step 6: Final answer
   x = 1,606.47