Finding the Fourth Proportional to 164,314.37, 226,548.37 and 137,129.56

Step by Step Solution

1. Step 1: Write the proportion equation
   164,314.37 : 226,548.37 = 137,129.56 : x
2. Step 2: Convert to fraction form
   164,314.37/226,548.37 = 137,129.56/x
3. Step 3: Cross multiply
   164,314.37x = 226,548.37 × 137,129.56
4. Step 4: Simplify right side
   164,314.37x = 31,066,478,296.82
5. Step 5: Solve for x
   x = 31,066,478,296.82/164,314.37
6. Step 6: Final answer
   x = 189,067.32