Finding the Third Proportional to 113,154 and 235,606.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,154 : 235,606.50 = 235,606.50 : x
2. Step 2: Convert to fraction form
   113,154/235,606.50 = 235,606.50/x
3. Step 3: Cross multiply
   113,154x = 235,606.50 × 235,606.50
4. Step 4: Simplify right side
   113,154x = 55,510,422,842.25
5. Step 5: Solve for x
   x = 55,510,422,842.25/113,154
6. Step 6: Final answer
   x = 490,574.11