Finding the Third Proportional to 113,944.50 and 176,890.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,944.50 : 176,890.50 = 176,890.50 : x
2. Step 2: Convert to fraction form
   113,944.50/176,890.50 = 176,890.50/x
3. Step 3: Cross multiply
   113,944.50x = 176,890.50 × 176,890.50
4. Step 4: Simplify right side
   113,944.50x = 31,290,248,990.25
5. Step 5: Solve for x
   x = 31,290,248,990.25/113,944.50
6. Step 6: Final answer
   x = 274,609.56