Finding the Fourth Proportional to 1,062.69, 1,463.58 and 915.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,062.69 : 1,463.58 = 915.27 : x
2. Step 2: Convert to fraction form
   1,062.69/1,463.58 = 915.27/x
3. Step 3: Cross multiply
   1,062.69x = 1,463.58 × 915.27
4. Step 4: Simplify right side
   1,062.69x = 1,339,570.87
5. Step 5: Solve for x
   x = 1,339,570.87/1,062.69
6. Step 6: Final answer
   x = 1,260.55