Finding the Fourth Proportional to 2,071.37, 3,105.98 and 610.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071.37 : 3,105.98 = 610.33 : x
2. Step 2: Convert to fraction form
   2,071.37/3,105.98 = 610.33/x
3. Step 3: Cross multiply
   2,071.37x = 3,105.98 × 610.33
4. Step 4: Simplify right side
   2,071.37x = 1,895,654.19
5. Step 5: Solve for x
   x = 1,895,654.19/2,071.37
6. Step 6: Final answer
   x = 915.17