Finding the Third Proportional to 113,568.19 and 238,906.69

Step by Step Solution

1. Step 1: Write the proportion equation
   113,568.19 : 238,906.69 = 238,906.69 : x
2. Step 2: Convert to fraction form
   113,568.19/238,906.69 = 238,906.69/x
3. Step 3: Cross multiply
   113,568.19x = 238,906.69 × 238,906.69
4. Step 4: Simplify right side
   113,568.19x = 57,076,405,332.22
5. Step 5: Solve for x
   x = 57,076,405,332.22/113,568.19
6. Step 6: Final answer
   x = 502,573.89