Finding the Third Proportional to 105,704 and 140,916

Step by Step Solution

1. Step 1: Write the proportion equation
   105,704 : 140,916 = 140,916 : x
2. Step 2: Convert to fraction form
   105,704/140,916 = 140,916/x
3. Step 3: Cross multiply
   105,704x = 140,916 × 140,916
4. Step 4: Simplify right side
   105,704x = 19,857,319,056
5. Step 5: Solve for x
   x = 19,857,319,056/105,704
6. Step 6: Final answer
   x = 187,857.78