Finding the Fourth Proportional to 2,420.04, 3,629.71 and 776.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,420.04 : 3,629.71 = 776.37 : x
2. Step 2: Convert to fraction form
   2,420.04/3,629.71 = 776.37/x
3. Step 3: Cross multiply
   2,420.04x = 3,629.71 × 776.37
4. Step 4: Simplify right side
   2,420.04x = 2,817,985.31
5. Step 5: Solve for x
   x = 2,817,985.31/2,420.04
6. Step 6: Final answer
   x = 1,164.44