Finding the Fourth Proportional to 2,885.94, 4,328.69 and 937.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,885.94 : 4,328.69 = 937.98 : x
2. Step 2: Convert to fraction form
   2,885.94/4,328.69 = 937.98/x
3. Step 3: Cross multiply
   2,885.94x = 4,328.69 × 937.98
4. Step 4: Simplify right side
   2,885.94x = 4,060,219.96
5. Step 5: Solve for x
   x = 4,060,219.96/2,885.94
6. Step 6: Final answer
   x = 1,406.90