Finding the Third Proportional to 67,049,812 and 144,783,848

Step by Step Solution

1. Step 1: Write the proportion equation
   67,049,812 : 144,783,848 = 144,783,848 : x
2. Step 2: Convert to fraction form
   67,049,812/144,783,848 = 144,783,848/x
3. Step 3: Cross multiply
   67,049,812x = 144,783,848 × 144,783,848
4. Step 4: Simplify right side
   67,049,812x = 20,962,362,641,687,104
5. Step 5: Solve for x
   x = 20,962,362,641,687,104/67,049,812
6. Step 6: Final answer
   x = 312,638,649.03