Finding the Third Proportional to 31,425,610 and 67,654,008

Step by Step Solution

1. Step 1: Write the proportion equation
   31,425,610 : 67,654,008 = 67,654,008 : x
2. Step 2: Convert to fraction form
   31,425,610/67,654,008 = 67,654,008/x
3. Step 3: Cross multiply
   31,425,610x = 67,654,008 × 67,654,008
4. Step 4: Simplify right side
   31,425,610x = 4,577,064,798,464,064
5. Step 5: Solve for x
   x = 4,577,064,798,464,064/31,425,610
6. Step 6: Final answer
   x = 145,647,603.93