Finding the Fourth Proportional to 3,061.48, 4,224.75 and 1,802.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.48 : 4,224.75 = 1,802.25 : x
2. Step 2: Convert to fraction form
   3,061.48/4,224.75 = 1,802.25/x
3. Step 3: Cross multiply
   3,061.48x = 4,224.75 × 1,802.25
4. Step 4: Simplify right side
   3,061.48x = 7,614,034.56
5. Step 5: Solve for x
   x = 7,614,034.56/3,061.48
6. Step 6: Final answer
   x = 2,487.04