Finding the Fourth Proportional to 1,175.80, 1,622.58 and 651.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,175.80 : 1,622.58 = 651.82 : x
2. Step 2: Convert to fraction form
   1,175.80/1,622.58 = 651.82/x
3. Step 3: Cross multiply
   1,175.80x = 1,622.58 × 651.82
4. Step 4: Simplify right side
   1,175.80x = 1,057,630.10
5. Step 5: Solve for x
   x = 1,057,630.10/1,175.80
6. Step 6: Final answer
   x = 899.50