Finding the Fourth Proportional to 3,994.50, 5,510.52 and 2,816.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,994.50 : 5,510.52 = 2,816.22 : x
2. Step 2: Convert to fraction form
   3,994.50/5,510.52 = 2,816.22/x
3. Step 3: Cross multiply
   3,994.50x = 5,510.52 × 2,816.22
4. Step 4: Simplify right side
   3,994.50x = 15,518,836.63
5. Step 5: Solve for x
   x = 15,518,836.63/3,994.50
6. Step 6: Final answer
   x = 3,885.05