Finding the Fourth Proportional to 3,199.47, 4,797.14 and 2,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,199.47 : 4,797.14 = 2,100.50 : x
2. Step 2: Convert to fraction form
   3,199.47/4,797.14 = 2,100.50/x
3. Step 3: Cross multiply
   3,199.47x = 4,797.14 × 2,100.50
4. Step 4: Simplify right side
   3,199.47x = 10,076,387.89
5. Step 5: Solve for x
   x = 10,076,387.89/3,199.47
6. Step 6: Final answer
   x = 3,149.40