Finding the Fourth Proportional to 7,435.86, 10,261.77 and 4,078.81

Step by Step Solution

1. Step 1: Write the proportion equation
   7,435.86 : 10,261.77 = 4,078.81 : x
2. Step 2: Convert to fraction form
   7,435.86/10,261.77 = 4,078.81/x
3. Step 3: Cross multiply
   7,435.86x = 10,261.77 × 4,078.81
4. Step 4: Simplify right side
   7,435.86x = 41,855,807.63
5. Step 5: Solve for x
   x = 41,855,807.63/7,435.86
6. Step 6: Final answer
   x = 5,628.92