Finding the Third Proportional to 5,543,908 and 8,293,206

Step by Step Solution

1. Step 1: Write the proportion equation
   5,543,908 : 8,293,206 = 8,293,206 : x
2. Step 2: Convert to fraction form
   5,543,908/8,293,206 = 8,293,206/x
3. Step 3: Cross multiply
   5,543,908x = 8,293,206 × 8,293,206
4. Step 4: Simplify right side
   5,543,908x = 68,777,265,758,436
5. Step 5: Solve for x
   x = 68,777,265,758,436/5,543,908
6. Step 6: Final answer
   x = 12,405,917.59