Finding the Fourth Proportional to 2,592, 3,888.48 and 1,224

Step by Step Solution

1. Step 1: Write the proportion equation
   2,592 : 3,888.48 = 1,224 : x
2. Step 2: Convert to fraction form
   2,592/3,888.48 = 1,224/x
3. Step 3: Cross multiply
   2,592x = 3,888.48 × 1,224
4. Step 4: Simplify right side
   2,592x = 4,759,499.52
5. Step 5: Solve for x
   x = 4,759,499.52/2,592
6. Step 6: Final answer
   x = 1,836.23