Finding the Third Proportional to 68,587,976 and 147,945,064

Step by Step Solution

1. Step 1: Write the proportion equation
   68,587,976 : 147,945,064 = 147,945,064 : x
2. Step 2: Convert to fraction form
   68,587,976/147,945,064 = 147,945,064/x
3. Step 3: Cross multiply
   68,587,976x = 147,945,064 × 147,945,064
4. Step 4: Simplify right side
   68,587,976x = 21,887,741,961,964,096
5. Step 5: Solve for x
   x = 21,887,741,961,964,096/68,587,976
6. Step 6: Final answer
   x = 319,119,228.16