Finding the Third Proportional to 108,972 and 230,926.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,972 : 230,926.50 = 230,926.50 : x
2. Step 2: Convert to fraction form
   108,972/230,926.50 = 230,926.50/x
3. Step 3: Cross multiply
   108,972x = 230,926.50 × 230,926.50
4. Step 4: Simplify right side
   108,972x = 53,327,048,402.25
5. Step 5: Solve for x
   x = 53,327,048,402.25/108,972
6. Step 6: Final answer
   x = 489,364.68