Finding the Fourth Proportional to 1,484.34, 2,221.83 and 833.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,484.34 : 2,221.83 = 833.10 : x
2. Step 2: Convert to fraction form
   1,484.34/2,221.83 = 833.10/x
3. Step 3: Cross multiply
   1,484.34x = 2,221.83 × 833.10
4. Step 4: Simplify right side
   1,484.34x = 1,851,006.57
5. Step 5: Solve for x
   x = 1,851,006.57/1,484.34
6. Step 6: Final answer
   x = 1,247.02