Finding the Third Proportional to 5,467,244 and 8,689,134

Step by Step Solution

1. Step 1: Write the proportion equation
   5,467,244 : 8,689,134 = 8,689,134 : x
2. Step 2: Convert to fraction form
   5,467,244/8,689,134 = 8,689,134/x
3. Step 3: Cross multiply
   5,467,244x = 8,689,134 × 8,689,134
4. Step 4: Simplify right side
   5,467,244x = 75,501,049,669,956
5. Step 5: Solve for x
   x = 75,501,049,669,956/5,467,244
6. Step 6: Final answer
   x = 13,809,709.18