Finding the Third Proportional to 31,049,042,894.75 and 67,538,199,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,049,042,894.75 : 67,538,199,401.50 = 67,538,199,401.50 : x
2. Step 2: Convert to fraction form
   31,049,042,894.75/67,538,199,401.50 = 67,538,199,401.50/x
3. Step 3: Cross multiply
   31,049,042,894.75x = 67,538,199,401.50 × 67,538,199,401.50
4. Step 4: Simplify right side
   31,049,042,894.75x = 4,561,408,378,396,774,760,448
5. Step 5: Solve for x
   x = 4,561,408,378,396,774,760,448/31,049,042,894.75
6. Step 6: Final answer
   x = 146,909,790,226.35