Finding the Fourth Proportional to 1,650.61, 2,277.82 and 942.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,650.61 : 2,277.82 = 942.57 : x
2. Step 2: Convert to fraction form
   1,650.61/2,277.82 = 942.57/x
3. Step 3: Cross multiply
   1,650.61x = 2,277.82 × 942.57
4. Step 4: Simplify right side
   1,650.61x = 2,147,005.98
5. Step 5: Solve for x
   x = 2,147,005.98/1,650.61
6. Step 6: Final answer
   x = 1,300.73