Finding the Third Proportional to 104,209 and 245,750.50

Step by Step Solution

1. Step 1: Write the proportion equation
   104,209 : 245,750.50 = 245,750.50 : x
2. Step 2: Convert to fraction form
   104,209/245,750.50 = 245,750.50/x
3. Step 3: Cross multiply
   104,209x = 245,750.50 × 245,750.50
4. Step 4: Simplify right side
   104,209x = 60,393,308,250.25
5. Step 5: Solve for x
   x = 60,393,308,250.25/104,209
6. Step 6: Final answer
   x = 579,540.23