Finding the Fourth Proportional to 1,196.73, 1,650.15 and 776.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.73 : 1,650.15 = 776.52 : x
2. Step 2: Convert to fraction form
   1,196.73/1,650.15 = 776.52/x
3. Step 3: Cross multiply
   1,196.73x = 1,650.15 × 776.52
4. Step 4: Simplify right side
   1,196.73x = 1,281,374.48
5. Step 5: Solve for x
   x = 1,281,374.48/1,196.73
6. Step 6: Final answer
   x = 1,070.73