Finding the Third Proportional to 61,362 and 143,406

Step by Step Solution

1. Step 1: Write the proportion equation
   61,362 : 143,406 = 143,406 : x
2. Step 2: Convert to fraction form
   61,362/143,406 = 143,406/x
3. Step 3: Cross multiply
   61,362x = 143,406 × 143,406
4. Step 4: Simplify right side
   61,362x = 20,565,280,836
5. Step 5: Solve for x
   x = 20,565,280,836/61,362
6. Step 6: Final answer
   x = 335,146.85