Finding the Fourth Proportional to 1,626.18, 2,441.43 and 1,570.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,626.18 : 2,441.43 = 1,570.02 : x
2. Step 2: Convert to fraction form
   1,626.18/2,441.43 = 1,570.02/x
3. Step 3: Cross multiply
   1,626.18x = 2,441.43 × 1,570.02
4. Step 4: Simplify right side
   1,626.18x = 3,833,093.93
5. Step 5: Solve for x
   x = 3,833,093.93/1,626.18
6. Step 6: Final answer
   x = 2,357.12