Finding the Third Proportional to 5,826,438 and 12,809,192

Step by Step Solution

1. Step 1: Write the proportion equation
   5,826,438 : 12,809,192 = 12,809,192 : x
2. Step 2: Convert to fraction form
   5,826,438/12,809,192 = 12,809,192/x
3. Step 3: Cross multiply
   5,826,438x = 12,809,192 × 12,809,192
4. Step 4: Simplify right side
   5,826,438x = 164,075,399,692,864
5. Step 5: Solve for x
   x = 164,075,399,692,864/5,826,438
6. Step 6: Final answer
   x = 28,160,498.69