Finding the Fourth Proportional to 2,003.17, 2,764.24 and 1,106.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,003.17 : 2,764.24 = 1,106.90 : x
2. Step 2: Convert to fraction form
   2,003.17/2,764.24 = 1,106.90/x
3. Step 3: Cross multiply
   2,003.17x = 2,764.24 × 1,106.90
4. Step 4: Simplify right side
   2,003.17x = 3,059,752.81
5. Step 5: Solve for x
   x = 3,059,752.81/2,003.17
6. Step 6: Final answer
   x = 1,527.46