Finding the Fourth Proportional to 1,976.71, 2,967.80 and 1,003.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,976.71 : 2,967.80 = 1,003.49 : x
2. Step 2: Convert to fraction form
   1,976.71/2,967.80 = 1,003.49/x
3. Step 3: Cross multiply
   1,976.71x = 2,967.80 × 1,003.49
4. Step 4: Simplify right side
   1,976.71x = 2,978,157.62
5. Step 5: Solve for x
   x = 2,978,157.62/1,976.71
6. Step 6: Final answer
   x = 1,506.62