Finding the Third Proportional to 12,538,586 and 27,543,144

Step by Step Solution

1. Step 1: Write the proportion equation
   12,538,586 : 27,543,144 = 27,543,144 : x
2. Step 2: Convert to fraction form
   12,538,586/27,543,144 = 27,543,144/x
3. Step 3: Cross multiply
   12,538,586x = 27,543,144 × 27,543,144
4. Step 4: Simplify right side
   12,538,586x = 758,624,781,404,736
5. Step 5: Solve for x
   x = 758,624,781,404,736/12,538,586
6. Step 6: Final answer
   x = 60,503,216.34