Finding the Third Proportional to 225,141 and 356,503.50

Step by Step Solution

1. Step 1: Write the proportion equation
   225,141 : 356,503.50 = 356,503.50 : x
2. Step 2: Convert to fraction form
   225,141/356,503.50 = 356,503.50/x
3. Step 3: Cross multiply
   225,141x = 356,503.50 × 356,503.50
4. Step 4: Simplify right side
   225,141x = 127,094,745,512.25
5. Step 5: Solve for x
   x = 127,094,745,512.25/225,141
6. Step 6: Final answer
   x = 564,511.77