Finding the Fourth Proportional to 1,630.86, 2,448.72 and 1,574.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,630.86 : 2,448.72 = 1,574.16 : x
2. Step 2: Convert to fraction form
   1,630.86/2,448.72 = 1,574.16/x
3. Step 3: Cross multiply
   1,630.86x = 2,448.72 × 1,574.16
4. Step 4: Simplify right side
   1,630.86x = 3,854,677.08
5. Step 5: Solve for x
   x = 3,854,677.08/1,630.86
6. Step 6: Final answer
   x = 2,363.59