Finding the Fourth Proportional to 2,038.05, 2,812.50 and 1,106.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,038.05 : 2,812.50 = 1,106.55 : x
2. Step 2: Convert to fraction form
   2,038.05/2,812.50 = 1,106.55/x
3. Step 3: Cross multiply
   2,038.05x = 2,812.50 × 1,106.55
4. Step 4: Simplify right side
   2,038.05x = 3,112,171.88
5. Step 5: Solve for x
   x = 3,112,171.88/2,038.05
6. Step 6: Final answer
   x = 1,527.03