Finding the Fourth Proportional to 1,513.46, 2,265.42 and 1,048.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,513.46 : 2,265.42 = 1,048.88 : x
2. Step 2: Convert to fraction form
   1,513.46/2,265.42 = 1,048.88/x
3. Step 3: Cross multiply
   1,513.46x = 2,265.42 × 1,048.88
4. Step 4: Simplify right side
   1,513.46x = 2,376,153.73
5. Step 5: Solve for x
   x = 2,376,153.73/1,513.46
6. Step 6: Final answer
   x = 1,570.01