Finding the Fourth Proportional to 1,903.51, 2,626.76 and 1,106.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,903.51 : 2,626.76 = 1,106.72 : x
2. Step 2: Convert to fraction form
   1,903.51/2,626.76 = 1,106.72/x
3. Step 3: Cross multiply
   1,903.51x = 2,626.76 × 1,106.72
4. Step 4: Simplify right side
   1,903.51x = 2,907,077.46
5. Step 5: Solve for x
   x = 2,907,077.46/1,903.51
6. Step 6: Final answer
   x = 1,527.22