Finding the Fourth Proportional to 1,199.34, 1,797.63 and 651.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,199.34 : 1,797.63 = 651.98 : x
2. Step 2: Convert to fraction form
   1,199.34/1,797.63 = 651.98/x
3. Step 3: Cross multiply
   1,199.34x = 1,797.63 × 651.98
4. Step 4: Simplify right side
   1,199.34x = 1,172,020.86
5. Step 5: Solve for x
   x = 1,172,020.86/1,199.34
6. Step 6: Final answer
   x = 977.22