Finding the Third Proportional to 116,925,689 and 251,123,170

Step by Step Solution

1. Step 1: Write the proportion equation
   116,925,689 : 251,123,170 = 251,123,170 : x
2. Step 2: Convert to fraction form
   116,925,689/251,123,170 = 251,123,170/x
3. Step 3: Cross multiply
   116,925,689x = 251,123,170 × 251,123,170
4. Step 4: Simplify right side
   116,925,689x = 63,062,846,510,848,896
5. Step 5: Solve for x
   x = 63,062,846,510,848,896/116,925,689
6. Step 6: Final answer
   x = 539,341,243.57