Finding the Fourth Proportional to 50,846.69, 76,261.37 and 13,407.13

Step by Step Solution

1. Step 1: Write the proportion equation
   50,846.69 : 76,261.37 = 13,407.13 : x
2. Step 2: Convert to fraction form
   50,846.69/76,261.37 = 13,407.13/x
3. Step 3: Cross multiply
   50,846.69x = 76,261.37 × 13,407.13
4. Step 4: Simplify right side
   50,846.69x = 1,022,446,129.86
5. Step 5: Solve for x
   x = 1,022,446,129.86/50,846.69
6. Step 6: Final answer
   x = 20,108.41