Finding the Fourth Proportional to 2,026.25, 3,038.77 and 1,038.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,026.25 : 3,038.77 = 1,038.45 : x
2. Step 2: Convert to fraction form
   2,026.25/3,038.77 = 1,038.45/x
3. Step 3: Cross multiply
   2,026.25x = 3,038.77 × 1,038.45
4. Step 4: Simplify right side
   2,026.25x = 3,155,610.71
5. Step 5: Solve for x
   x = 3,155,610.71/2,026.25
6. Step 6: Final answer
   x = 1,557.37