Finding the Fourth Proportional to 1,094.69, 1,510.61 and 622.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,094.69 : 1,510.61 = 622.58 : x
2. Step 2: Convert to fraction form
   1,094.69/1,510.61 = 622.58/x
3. Step 3: Cross multiply
   1,094.69x = 1,510.61 × 622.58
4. Step 4: Simplify right side
   1,094.69x = 940,480.91
5. Step 5: Solve for x
   x = 940,480.91/1,094.69
6. Step 6: Final answer
   x = 859.13