Finding the Fourth Proportional to 1,833.42, 2,530.04 and 1,047.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,833.42 : 2,530.04 = 1,047.45 : x
2. Step 2: Convert to fraction form
   1,833.42/2,530.04 = 1,047.45/x
3. Step 3: Cross multiply
   1,833.42x = 2,530.04 × 1,047.45
4. Step 4: Simplify right side
   1,833.42x = 2,650,085.16
5. Step 5: Solve for x
   x = 2,650,085.16/1,833.42
6. Step 6: Final answer
   x = 1,445.43