Finding the Fourth Proportional to 1,196.83, 1,650.20 and 1,030.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.83 : 1,650.20 = 1,030.76 : x
2. Step 2: Convert to fraction form
   1,196.83/1,650.20 = 1,030.76/x
3. Step 3: Cross multiply
   1,196.83x = 1,650.20 × 1,030.76
4. Step 4: Simplify right side
   1,196.83x = 1,700,946.75
5. Step 5: Solve for x
   x = 1,700,946.75/1,196.83
6. Step 6: Final answer
   x = 1,421.21