Finding the Third Proportional to 134,871 and 209,551.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,871 : 209,551.50 = 209,551.50 : x
2. Step 2: Convert to fraction form
   134,871/209,551.50 = 209,551.50/x
3. Step 3: Cross multiply
   134,871x = 209,551.50 × 209,551.50
4. Step 4: Simplify right side
   134,871x = 43,911,831,152.25
5. Step 5: Solve for x
   x = 43,911,831,152.25/134,871
6. Step 6: Final answer
   x = 325,583.94