Finding the Third Proportional to 108,698 and 142,937

Step by Step Solution

1. Step 1: Write the proportion equation
   108,698 : 142,937 = 142,937 : x
2. Step 2: Convert to fraction form
   108,698/142,937 = 142,937/x
3. Step 3: Cross multiply
   108,698x = 142,937 × 142,937
4. Step 4: Simplify right side
   108,698x = 20,430,985,969
5. Step 5: Solve for x
   x = 20,430,985,969/108,698
6. Step 6: Final answer
   x = 187,961.01