Finding the Fourth Proportional to 2,530.67, 3,795.87 and 971.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,530.67 : 3,795.87 = 971.42 : x
2. Step 2: Convert to fraction form
   2,530.67/3,795.87 = 971.42/x
3. Step 3: Cross multiply
   2,530.67x = 3,795.87 × 971.42
4. Step 4: Simplify right side
   2,530.67x = 3,687,384.04
5. Step 5: Solve for x
   x = 3,687,384.04/2,530.67
6. Step 6: Final answer
   x = 1,457.08