Finding the Fourth Proportional to 1,846.17, 2,768.69 and 613.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,846.17 : 2,768.69 = 613.34 : x
2. Step 2: Convert to fraction form
   1,846.17/2,768.69 = 613.34/x
3. Step 3: Cross multiply
   1,846.17x = 2,768.69 × 613.34
4. Step 4: Simplify right side
   1,846.17x = 1,698,131.41
5. Step 5: Solve for x
   x = 1,698,131.41/1,846.17
6. Step 6: Final answer
   x = 919.81