Finding the Fourth Proportional to 501,456.42, 751,656.15 and 164,409.12

Step by Step Solution

1. Step 1: Write the proportion equation
   501,456.42 : 751,656.15 = 164,409.12 : x
2. Step 2: Convert to fraction form
   501,456.42/751,656.15 = 164,409.12/x
3. Step 3: Cross multiply
   501,456.42x = 751,656.15 × 164,409.12
4. Step 4: Simplify right side
   501,456.42x = 123,579,126,164.09
5. Step 5: Solve for x
   x = 123,579,126,164.09/501,456.42
6. Step 6: Final answer
   x = 246,440.41