Finding the Fourth Proportional to 3,672.47, 5,068.06 and 1,993.90

Step by Step Solution

1. Step 1: Write the proportion equation
   3,672.47 : 5,068.06 = 1,993.90 : x
2. Step 2: Convert to fraction form
   3,672.47/5,068.06 = 1,993.90/x
3. Step 3: Cross multiply
   3,672.47x = 5,068.06 × 1,993.90
4. Step 4: Simplify right side
   3,672.47x = 10,105,204.83
5. Step 5: Solve for x
   x = 10,105,204.83/3,672.47
6. Step 6: Final answer
   x = 2,751.61