Finding the Fourth Proportional to 1,452.05, 2,002.74 and 1,026.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,452.05 : 2,002.74 = 1,026.50 : x
2. Step 2: Convert to fraction form
   1,452.05/2,002.74 = 1,026.50/x
3. Step 3: Cross multiply
   1,452.05x = 2,002.74 × 1,026.50
4. Step 4: Simplify right side
   1,452.05x = 2,055,812.61
5. Step 5: Solve for x
   x = 2,055,812.61/1,452.05
6. Step 6: Final answer
   x = 1,415.80