Finding the Third Proportional to 78,632,806.50 and 123,082,924

Step by Step Solution

1. Step 1: Write the proportion equation
   78,632,806.50 : 123,082,924 = 123,082,924 : x
2. Step 2: Convert to fraction form
   78,632,806.50/123,082,924 = 123,082,924/x
3. Step 3: Cross multiply
   78,632,806.50x = 123,082,924 × 123,082,924
4. Step 4: Simplify right side
   78,632,806.50x = 15,149,406,180,389,776
5. Step 5: Solve for x
   x = 15,149,406,180,389,776/78,632,806.50
6. Step 6: Final answer
   x = 192,660,123.11