Finding the Third Proportional to 31,324,401 and 67,875,003

Step by Step Solution

1. Step 1: Write the proportion equation
   31,324,401 : 67,875,003 = 67,875,003 : x
2. Step 2: Convert to fraction form
   31,324,401/67,875,003 = 67,875,003/x
3. Step 3: Cross multiply
   31,324,401x = 67,875,003 × 67,875,003
4. Step 4: Simplify right side
   31,324,401x = 4,607,016,032,250,009
5. Step 5: Solve for x
   x = 4,607,016,032,250,009/31,324,401
6. Step 6: Final answer
   x = 147,074,353.70