Finding the Fourth Proportional to 1,513.07, 2,264.73 and 1,023.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513.07 : 2,264.73 = 1,023.42 : x
2. Step 2: Convert to fraction form
   1,513.07/2,264.73 = 1,023.42/x
3. Step 3: Cross multiply
   1,513.07x = 2,264.73 × 1,023.42
4. Step 4: Simplify right side
   1,513.07x = 2,317,769.98
5. Step 5: Solve for x
   x = 2,317,769.98/1,513.07
6. Step 6: Final answer
   x = 1,531.84