Finding the Third Proportional to 8,609,706,007 and 13,367,858,123

Step by Step Solution

1. Step 1: Write the proportion equation
   8,609,706,007 : 13,367,858,123 = 13,367,858,123 : x
2. Step 2: Convert to fraction form
   8,609,706,007/13,367,858,123 = 13,367,858,123/x
3. Step 3: Cross multiply
   8,609,706,007x = 13,367,858,123 × 13,367,858,123
4. Step 4: Simplify right side
   8,609,706,007x = 178,699,630,796,657,098,752
5. Step 5: Solve for x
   x = 178,699,630,796,657,098,752/8,609,706,007
6. Step 6: Final answer
   x = 20,755,601,951.03