Finding the Third Proportional to 141,836 and 290,980

Step by Step Solution

1. Step 1: Write the proportion equation
   141,836 : 290,980 = 290,980 : x
2. Step 2: Convert to fraction form
   141,836/290,980 = 290,980/x
3. Step 3: Cross multiply
   141,836x = 290,980 × 290,980
4. Step 4: Simplify right side
   141,836x = 84,669,360,400
5. Step 5: Solve for x
   x = 84,669,360,400/141,836
6. Step 6: Final answer
   x = 596,952.54