Finding the Third Proportional to 113,065.50 and 235,434

Step by Step Solution

1. Step 1: Write the proportion equation
   113,065.50 : 235,434 = 235,434 : x
2. Step 2: Convert to fraction form
   113,065.50/235,434 = 235,434/x
3. Step 3: Cross multiply
   113,065.50x = 235,434 × 235,434
4. Step 4: Simplify right side
   113,065.50x = 55,429,168,356
5. Step 5: Solve for x
   x = 55,429,168,356/113,065.50
6. Step 6: Final answer
   x = 490,239.45