Finding the Fourth Proportional to 1,451.50, 2,003.07 and 1,038.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,451.50 : 2,003.07 = 1,038.22 : x
2. Step 2: Convert to fraction form
   1,451.50/2,003.07 = 1,038.22/x
3. Step 3: Cross multiply
   1,451.50x = 2,003.07 × 1,038.22
4. Step 4: Simplify right side
   1,451.50x = 2,079,627.34
5. Step 5: Solve for x
   x = 2,079,627.34/1,451.50
6. Step 6: Final answer
   x = 1,432.74