Finding the Third Proportional to 113,422 and 237,806

Step by Step Solution

1. Step 1: Write the proportion equation
   113,422 : 237,806 = 237,806 : x
2. Step 2: Convert to fraction form
   113,422/237,806 = 237,806/x
3. Step 3: Cross multiply
   113,422x = 237,806 × 237,806
4. Step 4: Simplify right side
   113,422x = 56,551,693,636
5. Step 5: Solve for x
   x = 56,551,693,636/113,422
6. Step 6: Final answer
   x = 498,595.45