Finding the Fourth Proportional to 2,981.55, 4,468.47 and 1,224.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,981.55 : 4,468.47 = 1,224.57 : x
2. Step 2: Convert to fraction form
   2,981.55/4,468.47 = 1,224.57/x
3. Step 3: Cross multiply
   2,981.55x = 4,468.47 × 1,224.57
4. Step 4: Simplify right side
   2,981.55x = 5,471,941.34
5. Step 5: Solve for x
   x = 5,471,941.34/2,981.55
6. Step 6: Final answer
   x = 1,835.27