Finding the Third Proportional to 5,466,646,085.50 and 8,164,146,615

Step by Step Solution

1. Step 1: Write the proportion equation
   5,466,646,085.50 : 8,164,146,615 = 8,164,146,615 : x
2. Step 2: Convert to fraction form
   5,466,646,085.50/8,164,146,615 = 8,164,146,615/x
3. Step 3: Cross multiply
   5,466,646,085.50x = 8,164,146,615 × 8,164,146,615
4. Step 4: Simplify right side
   5,466,646,085.50x = 66,653,289,951,215,960,064
5. Step 5: Solve for x
   x = 66,653,289,951,215,960,064/5,466,646,085.50
6. Step 6: Final answer
   x = 12,192,720,894.81