Finding the Fourth Proportional to 4,991.79, 7,483.52 and 2,770.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,991.79 : 7,483.52 = 2,770.50 : x
2. Step 2: Convert to fraction form
   4,991.79/7,483.52 = 2,770.50/x
3. Step 3: Cross multiply
   4,991.79x = 7,483.52 × 2,770.50
4. Step 4: Simplify right side
   4,991.79x = 20,733,078.31
5. Step 5: Solve for x
   x = 20,733,078.31/4,991.79
6. Step 6: Final answer
   x = 4,153.44