Finding the Fourth Proportional to 1,500.63, 2,072.30 and 1,418.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,500.63 : 2,072.30 = 1,418.82 : x
2. Step 2: Convert to fraction form
   1,500.63/2,072.30 = 1,418.82/x
3. Step 3: Cross multiply
   1,500.63x = 2,072.30 × 1,418.82
4. Step 4: Simplify right side
   1,500.63x = 2,940,220.69
5. Step 5: Solve for x
   x = 2,940,220.69/1,500.63
6. Step 6: Final answer
   x = 1,959.32