Finding the Fourth Proportional to 2,543.63, 3,510.05 and 1,424.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543.63 : 3,510.05 = 1,424.48 : x
2. Step 2: Convert to fraction form
   2,543.63/3,510.05 = 1,424.48/x
3. Step 3: Cross multiply
   2,543.63x = 3,510.05 × 1,424.48
4. Step 4: Simplify right side
   2,543.63x = 4,999,971.35
5. Step 5: Solve for x
   x = 4,999,971.35/2,543.63
6. Step 6: Final answer
   x = 1,965.69