Finding the Third Proportional to 111,370.50 and 235,161

Step by Step Solution

1. Step 1: Write the proportion equation
   111,370.50 : 235,161 = 235,161 : x
2. Step 2: Convert to fraction form
   111,370.50/235,161 = 235,161/x
3. Step 3: Cross multiply
   111,370.50x = 235,161 × 235,161
4. Step 4: Simplify right side
   111,370.50x = 55,300,695,921
5. Step 5: Solve for x
   x = 55,300,695,921/111,370.50
6. Step 6: Final answer
   x = 496,547.07