Finding the Third Proportional to 113,448 and 238,506

Step by Step Solution

1. Step 1: Write the proportion equation
   113,448 : 238,506 = 238,506 : x
2. Step 2: Convert to fraction form
   113,448/238,506 = 238,506/x
3. Step 3: Cross multiply
   113,448x = 238,506 × 238,506
4. Step 4: Simplify right side
   113,448x = 56,885,112,036
5. Step 5: Solve for x
   x = 56,885,112,036/113,448
6. Step 6: Final answer
   x = 501,420.14