Finding the Fourth Proportional to 2,412.72, 3,613.23 and 1,670.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,412.72 : 3,613.23 = 1,670.25 : x
2. Step 2: Convert to fraction form
   2,412.72/3,613.23 = 1,670.25/x
3. Step 3: Cross multiply
   2,412.72x = 3,613.23 × 1,670.25
4. Step 4: Simplify right side
   2,412.72x = 6,034,997.41
5. Step 5: Solve for x
   x = 6,034,997.41/2,412.72
6. Step 6: Final answer
   x = 2,501.33