Finding the Fourth Proportional to 1,820.15, 2,511.88 and 1,034.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,820.15 : 2,511.88 = 1,034.27 : x
2. Step 2: Convert to fraction form
   1,820.15/2,511.88 = 1,034.27/x
3. Step 3: Cross multiply
   1,820.15x = 2,511.88 × 1,034.27
4. Step 4: Simplify right side
   1,820.15x = 2,597,962.13
5. Step 5: Solve for x
   x = 2,597,962.13/1,820.15
6. Step 6: Final answer
   x = 1,427.33