Finding the Third Proportional to 113,548.50 and 236,412

Step by Step Solution

1. Step 1: Write the proportion equation
   113,548.50 : 236,412 = 236,412 : x
2. Step 2: Convert to fraction form
   113,548.50/236,412 = 236,412/x
3. Step 3: Cross multiply
   113,548.50x = 236,412 × 236,412
4. Step 4: Simplify right side
   113,548.50x = 55,890,633,744
5. Step 5: Solve for x
   x = 55,890,633,744/113,548.50
6. Step 6: Final answer
   x = 492,218.16