Finding the Fourth Proportional to 2,308.22, 3,461.90 and 846.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308.22 : 3,461.90 = 846.89 : x
2. Step 2: Convert to fraction form
   2,308.22/3,461.90 = 846.89/x
3. Step 3: Cross multiply
   2,308.22x = 3,461.90 × 846.89
4. Step 4: Simplify right side
   2,308.22x = 2,931,826.95
5. Step 5: Solve for x
   x = 2,931,826.95/2,308.22
6. Step 6: Final answer
   x = 1,270.17