Finding the Fourth Proportional to 1,095.16, 1,510.54 and 1,059

Step by Step Solution

1. Step 1: Write the proportion equation
   1,095.16 : 1,510.54 = 1,059 : x
2. Step 2: Convert to fraction form
   1,095.16/1,510.54 = 1,059/x
3. Step 3: Cross multiply
   1,095.16x = 1,510.54 × 1,059
4. Step 4: Simplify right side
   1,095.16x = 1,599,661.86
5. Step 5: Solve for x
   x = 1,599,661.86/1,095.16
6. Step 6: Final answer
   x = 1,460.66