Finding the Third Proportional to 236,654 and 509,393.50

Step by Step Solution

1. Step 1: Write the proportion equation
   236,654 : 509,393.50 = 509,393.50 : x
2. Step 2: Convert to fraction form
   236,654/509,393.50 = 509,393.50/x
3. Step 3: Cross multiply
   236,654x = 509,393.50 × 509,393.50
4. Step 4: Simplify right side
   236,654x = 259,481,737,842.25
5. Step 5: Solve for x
   x = 259,481,737,842.25/236,654
6. Step 6: Final answer
   x = 1,096,460.39