Finding the Third Proportional to 65,751,997 and 142,948,479

Step by Step Solution

1. Step 1: Write the proportion equation
   65,751,997 : 142,948,479 = 142,948,479 : x
2. Step 2: Convert to fraction form
   65,751,997/142,948,479 = 142,948,479/x
3. Step 3: Cross multiply
   65,751,997x = 142,948,479 × 142,948,479
4. Step 4: Simplify right side
   65,751,997x = 20,434,267,648,413,440
5. Step 5: Solve for x
   x = 20,434,267,648,413,440/65,751,997
6. Step 6: Final answer
   x = 310,777,901.52