Finding the Third Proportional to 113,149.50 and 235,596

Step by Step Solution

1. Step 1: Write the proportion equation
   113,149.50 : 235,596 = 235,596 : x
2. Step 2: Convert to fraction form
   113,149.50/235,596 = 235,596/x
3. Step 3: Cross multiply
   113,149.50x = 235,596 × 235,596
4. Step 4: Simplify right side
   113,149.50x = 55,505,475,216
5. Step 5: Solve for x
   x = 55,505,475,216/113,149.50
6. Step 6: Final answer
   x = 490,549.89