Finding the Fourth Proportional to 2,180.50, 3,016.98 and 1,901.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180.50 : 3,016.98 = 1,901.32 : x
2. Step 2: Convert to fraction form
   2,180.50/3,016.98 = 1,901.32/x
3. Step 3: Cross multiply
   2,180.50x = 3,016.98 × 1,901.32
4. Step 4: Simplify right side
   2,180.50x = 5,736,244.41
5. Step 5: Solve for x
   x = 5,736,244.41/2,180.50
6. Step 6: Final answer
   x = 2,630.70