Finding the Fourth Proportional to 1,773.72, 2,662.00 and 799.90

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773.72 : 2,662.00 = 799.90 : x
2. Step 2: Convert to fraction form
   1,773.72/2,662.00 = 799.90/x
3. Step 3: Cross multiply
   1,773.72x = 2,662.00 × 799.90
4. Step 4: Simplify right side
   1,773.72x = 2,129,325.15
5. Step 5: Solve for x
   x = 2,129,325.15/1,773.72
6. Step 6: Final answer
   x = 1,200.49