Finding the Fourth Proportional to 1,401.57, 2,100.20 and 1,034.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.57 : 2,100.20 = 1,034.64 : x
2. Step 2: Convert to fraction form
   1,401.57/2,100.20 = 1,034.64/x
3. Step 3: Cross multiply
   1,401.57x = 2,100.20 × 1,034.64
4. Step 4: Simplify right side
   1,401.57x = 2,172,945.75
5. Step 5: Solve for x
   x = 2,172,945.75/1,401.57
6. Step 6: Final answer
   x = 1,550.37