Finding the Fourth Proportional to 2,961.05, 4,436.72 and 1,012.19

Step by Step Solution

1. Step 1: Write the proportion equation
   2,961.05 : 4,436.72 = 1,012.19 : x
2. Step 2: Convert to fraction form
   2,961.05/4,436.72 = 1,012.19/x
3. Step 3: Cross multiply
   2,961.05x = 4,436.72 × 1,012.19
4. Step 4: Simplify right side
   2,961.05x = 4,490,813.44
5. Step 5: Solve for x
   x = 4,490,813.44/2,961.05
6. Step 6: Final answer
   x = 1,516.63