Finding the Fourth Proportional to 3,672.50, 5,068.05 and 2,016.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,672.50 : 5,068.05 = 2,016.50 : x
2. Step 2: Convert to fraction form
   3,672.50/5,068.05 = 2,016.50/x
3. Step 3: Cross multiply
   3,672.50x = 5,068.05 × 2,016.50
4. Step 4: Simplify right side
   3,672.50x = 10,219,722.83
5. Step 5: Solve for x
   x = 10,219,722.83/3,672.50
6. Step 6: Final answer
   x = 2,782.77