Finding the Fourth Proportional to 3,061.47, 4,224.51 and 1,802.45

Step by Step Solution

1. Step 1: Write the proportion equation
   3,061.47 : 4,224.51 = 1,802.45 : x
2. Step 2: Convert to fraction form
   3,061.47/4,224.51 = 1,802.45/x
3. Step 3: Cross multiply
   3,061.47x = 4,224.51 × 1,802.45
4. Step 4: Simplify right side
   3,061.47x = 7,614,468.05
5. Step 5: Solve for x
   x = 7,614,468.05/3,061.47
6. Step 6: Final answer
   x = 2,487.19