Finding the Third Proportional to 7,328,158 and 10,778,988

Step by Step Solution

1. Step 1: Write the proportion equation
   7,328,158 : 10,778,988 = 10,778,988 : x
2. Step 2: Convert to fraction form
   7,328,158/10,778,988 = 10,778,988/x
3. Step 3: Cross multiply
   7,328,158x = 10,778,988 × 10,778,988
4. Step 4: Simplify right side
   7,328,158x = 116,186,582,304,144
5. Step 5: Solve for x
   x = 116,186,582,304,144/7,328,158
6. Step 6: Final answer
   x = 15,854,814.03