Finding the Third Proportional to 986,443,158 and 2,146,540,047

Step by Step Solution

1. Step 1: Write the proportion equation
   986,443,158 : 2,146,540,047 = 2,146,540,047 : x
2. Step 2: Convert to fraction form
   986,443,158/2,146,540,047 = 2,146,540,047/x
3. Step 3: Cross multiply
   986,443,158x = 2,146,540,047 × 2,146,540,047
4. Step 4: Simplify right side
   986,443,158x = 4,607,634,173,374,761,984
5. Step 5: Solve for x
   x = 4,607,634,173,374,761,984/986,443,158
6. Step 6: Final answer
   x = 4,670,957,607.65