Finding the Fourth Proportional to 1,521.89, 2,100.47 and 1,452.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521.89 : 2,100.47 = 1,452.63 : x
2. Step 2: Convert to fraction form
   1,521.89/2,100.47 = 1,452.63/x
3. Step 3: Cross multiply
   1,521.89x = 2,100.47 × 1,452.63
4. Step 4: Simplify right side
   1,521.89x = 3,051,205.74
5. Step 5: Solve for x
   x = 3,051,205.74/1,521.89
6. Step 6: Final answer
   x = 2,004.88