Finding the Third Proportional to 1,385,158,058,654 and 2,978,777,642,032

Step by Step Solution

1. Step 1: Write the proportion equation
   1,385,158,058,654 : 2,978,777,642,032 = 2,978,777,642,032 : x
2. Step 2: Convert to fraction form
   1,385,158,058,654/2,978,777,642,032 = 2,978,777,642,032/x
3. Step 3: Cross multiply
   1,385,158,058,654x = 2,978,777,642,032 × 2,978,777,642,032
4. Step 4: Simplify right side
   1,385,158,058,654x = 8,873,116,240,669,721,581,584,384
5. Step 5: Solve for x
   x = 8,873,116,240,669,721,581,584,384/1,385,158,058,654
6. Step 6: Final answer
   x = 6,405,851,076,152.28