Finding the Fourth Proportional to 2,196.54, 3,030.21 and 1,264.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.54 : 3,030.21 = 1,264.50 : x
2. Step 2: Convert to fraction form
   2,196.54/3,030.21 = 1,264.50/x
3. Step 3: Cross multiply
   2,196.54x = 3,030.21 × 1,264.50
4. Step 4: Simplify right side
   2,196.54x = 3,831,700.55
5. Step 5: Solve for x
   x = 3,831,700.55/2,196.54
6. Step 6: Final answer
   x = 1,744.43