Finding the Fourth Proportional to 1,624.82, 2,242.38 and 926.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624.82 : 2,242.38 = 926.18 : x
2. Step 2: Convert to fraction form
   1,624.82/2,242.38 = 926.18/x
3. Step 3: Cross multiply
   1,624.82x = 2,242.38 × 926.18
4. Step 4: Simplify right side
   1,624.82x = 2,076,847.51
5. Step 5: Solve for x
   x = 2,076,847.51/1,624.82
6. Step 6: Final answer
   x = 1,278.20