Finding the Fourth Proportional to 2,696.22, 4,042.50 and 846.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,696.22 : 4,042.50 = 846.72 : x
2. Step 2: Convert to fraction form
   2,696.22/4,042.50 = 846.72/x
3. Step 3: Cross multiply
   2,696.22x = 4,042.50 × 846.72
4. Step 4: Simplify right side
   2,696.22x = 3,422,865.60
5. Step 5: Solve for x
   x = 3,422,865.60/2,696.22
6. Step 6: Final answer
   x = 1,269.51