Finding the Fourth Proportional to 2,196.19, 3,030.74 and 1,264.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.19 : 3,030.74 = 1,264.69 : x
2. Step 2: Convert to fraction form
   2,196.19/3,030.74 = 1,264.69/x
3. Step 3: Cross multiply
   2,196.19x = 3,030.74 × 1,264.69
4. Step 4: Simplify right side
   2,196.19x = 3,832,942.16
5. Step 5: Solve for x
   x = 3,832,942.16/2,196.19
6. Step 6: Final answer
   x = 1,745.27