Finding the Fourth Proportional to 2,038.32, 2,812.96 and 1,106.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.32 : 2,812.96 = 1,106.88 : x
2. Step 2: Convert to fraction form
   2,038.32/2,812.96 = 1,106.88/x
3. Step 3: Cross multiply
   2,038.32x = 2,812.96 × 1,106.88
4. Step 4: Simplify right side
   2,038.32x = 3,113,609.16
5. Step 5: Solve for x
   x = 3,113,609.16/2,038.32
6. Step 6: Final answer
   x = 1,527.54