Finding the Third Proportional to 5,558,702 and 8,305,328

Step by Step Solution

1. Step 1: Write the proportion equation
   5,558,702 : 8,305,328 = 8,305,328 : x
2. Step 2: Convert to fraction form
   5,558,702/8,305,328 = 8,305,328/x
3. Step 3: Cross multiply
   5,558,702x = 8,305,328 × 8,305,328
4. Step 4: Simplify right side
   5,558,702x = 68,978,473,187,584
5. Step 5: Solve for x
   x = 68,978,473,187,584/5,558,702
6. Step 6: Final answer
   x = 12,409,097.16