Finding the Fourth Proportional to 2,454.39, 3,388.10 and 1,570.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,454.39 : 3,388.10 = 1,570.01 : x
2. Step 2: Convert to fraction form
   2,454.39/3,388.10 = 1,570.01/x
3. Step 3: Cross multiply
   2,454.39x = 3,388.10 × 1,570.01
4. Step 4: Simplify right side
   2,454.39x = 5,319,326.09
5. Step 5: Solve for x
   x = 5,319,326.09/2,454.39
6. Step 6: Final answer
   x = 2,167.27