Finding the Third Proportional to 5,585,538 and 12,166,392

Step by Step Solution

1. Step 1: Write the proportion equation
   5,585,538 : 12,166,392 = 12,166,392 : x
2. Step 2: Convert to fraction form
   5,585,538/12,166,392 = 12,166,392/x
3. Step 3: Cross multiply
   5,585,538x = 12,166,392 × 12,166,392
4. Step 4: Simplify right side
   5,585,538x = 148,021,094,297,664
5. Step 5: Solve for x
   x = 148,021,094,297,664/5,585,538
6. Step 6: Final answer
   x = 26,500,776.52