Finding the Fourth Proportional to 1,692.86, 2,335.98 and 994.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,692.86 : 2,335.98 = 994.10 : x
2. Step 2: Convert to fraction form
   1,692.86/2,335.98 = 994.10/x
3. Step 3: Cross multiply
   1,692.86x = 2,335.98 × 994.10
4. Step 4: Simplify right side
   1,692.86x = 2,322,197.72
5. Step 5: Solve for x
   x = 2,322,197.72/1,692.86
6. Step 6: Final answer
   x = 1,371.76