Finding the Third Proportional to 155,871 and 336,622.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,871 : 336,622.50 = 336,622.50 : x
2. Step 2: Convert to fraction form
   155,871/336,622.50 = 336,622.50/x
3. Step 3: Cross multiply
   155,871x = 336,622.50 × 336,622.50
4. Step 4: Simplify right side
   155,871x = 113,314,707,506.25
5. Step 5: Solve for x
   x = 113,314,707,506.25/155,871
6. Step 6: Final answer
   x = 726,977.48