Finding the Third Proportional to 5,384,689,977 and 8,271,543,100.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,384,689,977 : 8,271,543,100.50 = 8,271,543,100.50 : x
2. Step 2: Convert to fraction form
   5,384,689,977/8,271,543,100.50 = 8,271,543,100.50/x
3. Step 3: Cross multiply
   5,384,689,977x = 8,271,543,100.50 × 8,271,543,100.50
4. Step 4: Simplify right side
   5,384,689,977x = 68,418,425,263,429,156,864
5. Step 5: Solve for x
   x = 68,418,425,263,429,156,864/5,384,689,977
6. Step 6: Final answer
   x = 12,706,102,961.48