Finding the Fourth Proportional to 2,448.12, 3,377.52 and 1,564.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,448.12 : 3,377.52 = 1,564.32 : x
2. Step 2: Convert to fraction form
   2,448.12/3,377.52 = 1,564.32/x
3. Step 3: Cross multiply
   2,448.12x = 3,377.52 × 1,564.32
4. Step 4: Simplify right side
   2,448.12x = 5,283,522.09
5. Step 5: Solve for x
   x = 5,283,522.09/2,448.12
6. Step 6: Final answer
   x = 2,158.20