Finding the Third Proportional to 67,756 and 99,174

Step by Step Solution

1. Step 1: Write the proportion equation
   67,756 : 99,174 = 99,174 : x
2. Step 2: Convert to fraction form
   67,756/99,174 = 99,174/x
3. Step 3: Cross multiply
   67,756x = 99,174 × 99,174
4. Step 4: Simplify right side
   67,756x = 9,835,482,276
5. Step 5: Solve for x
   x = 9,835,482,276/67,756
6. Step 6: Final answer
   x = 145,160.31