Finding the Third Proportional to 64,671,545,424.38 and 141,534,654,591.38

Step by Step Solution

1. Step 1: Write the proportion equation
   64,671,545,424.38 : 141,534,654,591.38 = 141,534,654,591.38 : x
2. Step 2: Convert to fraction form
   64,671,545,424.38/141,534,654,591.38 = 141,534,654,591.38/x
3. Step 3: Cross multiply
   64,671,545,424.38x = 141,534,654,591.38 × 141,534,654,591.38
4. Step 4: Simplify right side
   64,671,545,424.38x = 20,032,058,450,301,245,456,384
5. Step 5: Solve for x
   x = 20,032,058,450,301,245,456,384/64,671,545,424.38
6. Step 6: Final answer
   x = 309,750,730,693.86