Finding the Third Proportional to 123,086,020.50 and 194,903,597.25

Step by Step Solution

1. Step 1: Write the proportion equation
   123,086,020.50 : 194,903,597.25 = 194,903,597.25 : x
2. Step 2: Convert to fraction form
   123,086,020.50/194,903,597.25 = 194,903,597.25/x
3. Step 3: Cross multiply
   123,086,020.50x = 194,903,597.25 × 194,903,597.25
4. Step 4: Simplify right side
   123,086,020.50x = 37,987,412,220,990,208
5. Step 5: Solve for x
   x = 37,987,412,220,990,208/123,086,020.50
6. Step 6: Final answer
   x = 308,624,911.80