Finding the Third Proportional to 8,493,152,146.50 and 12,739,729,314

Step by Step Solution

1. Step 1: Write the proportion equation
   8,493,152,146.50 : 12,739,729,314 = 12,739,729,314 : x
2. Step 2: Convert to fraction form
   8,493,152,146.50/12,739,729,314 = 12,739,729,314/x
3. Step 3: Cross multiply
   8,493,152,146.50x = 12,739,729,314 × 12,739,729,314
4. Step 4: Simplify right side
   8,493,152,146.50x = 162,300,702,993,990,909,952
5. Step 5: Solve for x
   x = 162,300,702,993,990,909,952/8,493,152,146.50
6. Step 6: Final answer
   x = 19,109,595,612.38