Finding the Fourth Proportional to 1,337.42, 1,846.21 and 986.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,337.42 : 1,846.21 = 986.14 : x
2. Step 2: Convert to fraction form
   1,337.42/1,846.21 = 986.14/x
3. Step 3: Cross multiply
   1,337.42x = 1,846.21 × 986.14
4. Step 4: Simplify right side
   1,337.42x = 1,820,621.53
5. Step 5: Solve for x
   x = 1,820,621.53/1,337.42
6. Step 6: Final answer
   x = 1,361.29