Finding the Fourth Proportional to 1,833.63, 2,530.40 and 1,047.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,833.63 : 2,530.40 = 1,047.82 : x
2. Step 2: Convert to fraction form
   1,833.63/2,530.40 = 1,047.82/x
3. Step 3: Cross multiply
   1,833.63x = 2,530.40 × 1,047.82
4. Step 4: Simplify right side
   1,833.63x = 2,651,403.73
5. Step 5: Solve for x
   x = 2,651,403.73/1,833.63
6. Step 6: Final answer
   x = 1,445.99