Finding the Fourth Proportional to 1,815.02, 2,504.82 and 1,029.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,815.02 : 2,504.82 = 1,029.05 : x
2. Step 2: Convert to fraction form
   1,815.02/2,504.82 = 1,029.05/x
3. Step 3: Cross multiply
   1,815.02x = 2,504.82 × 1,029.05
4. Step 4: Simplify right side
   1,815.02x = 2,577,585.02
5. Step 5: Solve for x
   x = 2,577,585.02/1,815.02
6. Step 6: Final answer
   x = 1,420.14