Finding the Fourth Proportional to 1,175.81, 1,622.57 and 651.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,175.81 : 1,622.57 = 651.83 : x
2. Step 2: Convert to fraction form
   1,175.81/1,622.57 = 651.83/x
3. Step 3: Cross multiply
   1,175.81x = 1,622.57 × 651.83
4. Step 4: Simplify right side
   1,175.81x = 1,057,628.43
5. Step 5: Solve for x
   x = 1,057,628.43/1,175.81
6. Step 6: Final answer
   x = 899.49