Finding the Fourth Proportional to 1,624.80, 2,242.04 and 995.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624.80 : 2,242.04 = 995.50 : x
2. Step 2: Convert to fraction form
   1,624.80/2,242.04 = 995.50/x
3. Step 3: Cross multiply
   1,624.80x = 2,242.04 × 995.50
4. Step 4: Simplify right side
   1,624.80x = 2,231,950.82
5. Step 5: Solve for x
   x = 2,231,950.82/1,624.80
6. Step 6: Final answer
   x = 1,373.68