Finding the Third Proportional to 5,601,186 and 12,215,988

Step by Step Solution

1. Step 1: Write the proportion equation
   5,601,186 : 12,215,988 = 12,215,988 : x
2. Step 2: Convert to fraction form
   5,601,186/12,215,988 = 12,215,988/x
3. Step 3: Cross multiply
   5,601,186x = 12,215,988 × 12,215,988
4. Step 4: Simplify right side
   5,601,186x = 149,230,362,816,144
5. Step 5: Solve for x
   x = 149,230,362,816,144/5,601,186
6. Step 6: Final answer
   x = 26,642,636.54