Finding the Third Proportional to 50,609,153,749 and 105,407,196,400

Step by Step Solution

1. Step 1: Write the proportion equation
   50,609,153,749 : 105,407,196,400 = 105,407,196,400 : x
2. Step 2: Convert to fraction form
   50,609,153,749/105,407,196,400 = 105,407,196,400/x
3. Step 3: Cross multiply
   50,609,153,749x = 105,407,196,400 × 105,407,196,400
4. Step 4: Simplify right side
   50,609,153,749x = 11,110,677,052,908,172,738,560
5. Step 5: Solve for x
   x = 11,110,677,052,908,172,738,560/50,609,153,749
6. Step 6: Final answer
   x = 219,538,882,392.95