Finding the Third Proportional to 67,027,979 and 144,637,024

Step by Step Solution

1. Step 1: Write the proportion equation
   67,027,979 : 144,637,024 = 144,637,024 : x
2. Step 2: Convert to fraction form
   67,027,979/144,637,024 = 144,637,024/x
3. Step 3: Cross multiply
   67,027,979x = 144,637,024 × 144,637,024
4. Step 4: Simplify right side
   67,027,979x = 20,919,868,711,576,576
5. Step 5: Solve for x
   x = 20,919,868,711,576,576/67,027,979
6. Step 6: Final answer
   x = 312,106,511.69