Finding the Third Proportional to 82,987,947 and 123,809,296.50

Step by Step Solution

1. Step 1: Write the proportion equation
   82,987,947 : 123,809,296.50 = 123,809,296.50 : x
2. Step 2: Convert to fraction form
   82,987,947/123,809,296.50 = 123,809,296.50/x
3. Step 3: Cross multiply
   82,987,947x = 123,809,296.50 × 123,809,296.50
4. Step 4: Simplify right side
   82,987,947x = 15,328,741,899,824,912
5. Step 5: Solve for x
   x = 15,328,741,899,824,912/82,987,947
6. Step 6: Final answer
   x = 184,710,460.42