Finding the Third Proportional to 79,316 and 105,740

Step by Step Solution

1. Step 1: Write the proportion equation
   79,316 : 105,740 = 105,740 : x
2. Step 2: Convert to fraction form
   79,316/105,740 = 105,740/x
3. Step 3: Cross multiply
   79,316x = 105,740 × 105,740
4. Step 4: Simplify right side
   79,316x = 11,180,947,600
5. Step 5: Solve for x
   x = 11,180,947,600/79,316
6. Step 6: Final answer
   x = 140,967.11