Finding the Third Proportional to 113,191.50 and 235,684.50

Step by Step Solution

1. Step 1: Write the proportion equation
   113,191.50 : 235,684.50 = 235,684.50 : x
2. Step 2: Convert to fraction form
   113,191.50/235,684.50 = 235,684.50/x
3. Step 3: Cross multiply
   113,191.50x = 235,684.50 × 235,684.50
4. Step 4: Simplify right side
   113,191.50x = 55,547,183,540.25
5. Step 5: Solve for x
   x = 55,547,183,540.25/113,191.50
6. Step 6: Final answer
   x = 490,736.35