Finding the Third Proportional to 67,144,423.50 and 106,769,947.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,144,423.50 : 106,769,947.50 = 106,769,947.50 : x
2. Step 2: Convert to fraction form
   67,144,423.50/106,769,947.50 = 106,769,947.50/x
3. Step 3: Cross multiply
   67,144,423.50x = 106,769,947.50 × 106,769,947.50
4. Step 4: Simplify right side
   67,144,423.50x = 11,399,821,689,152,756
5. Step 5: Solve for x
   x = 11,399,821,689,152,756/67,144,423.50
6. Step 6: Final answer
   x = 169,780,617.58