Finding the Fourth Proportional to 1,175.91, 1,622.72 and 651.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,175.91 : 1,622.72 = 651.99 : x
2. Step 2: Convert to fraction form
   1,175.91/1,622.72 = 651.99/x
3. Step 3: Cross multiply
   1,175.91x = 1,622.72 × 651.99
4. Step 4: Simplify right side
   1,175.91x = 1,057,993.95
5. Step 5: Solve for x
   x = 1,057,993.95/1,175.91
6. Step 6: Final answer
   x = 899.72