Finding the Fourth Proportional to 2,051.10, 2,829.06 and 1,265.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,051.10 : 2,829.06 = 1,265.40 : x
2. Step 2: Convert to fraction form
   2,051.10/2,829.06 = 1,265.40/x
3. Step 3: Cross multiply
   2,051.10x = 2,829.06 × 1,265.40
4. Step 4: Simplify right side
   2,051.10x = 3,579,892.52
5. Step 5: Solve for x
   x = 3,579,892.52/2,051.10
6. Step 6: Final answer
   x = 1,745.35