Finding the Fourth Proportional to 4,499.45, 6,749.78 and 1,577.37

Step by Step Solution

1. Step 1: Write the proportion equation
   4,499.45 : 6,749.78 = 1,577.37 : x
2. Step 2: Convert to fraction form
   4,499.45/6,749.78 = 1,577.37/x
3. Step 3: Cross multiply
   4,499.45x = 6,749.78 × 1,577.37
4. Step 4: Simplify right side
   4,499.45x = 10,646,892.59
5. Step 5: Solve for x
   x = 10,646,892.59/4,499.45
6. Step 6: Final answer
   x = 2,366.27