Finding the Third Proportional to 62,872,856 and 137,431,096

Step by Step Solution

1. Step 1: Write the proportion equation
   62,872,856 : 137,431,096 = 137,431,096 : x
2. Step 2: Convert to fraction form
   62,872,856/137,431,096 = 137,431,096/x
3. Step 3: Cross multiply
   62,872,856x = 137,431,096 × 137,431,096
4. Step 4: Simplify right side
   62,872,856x = 18,887,306,147,761,216
5. Step 5: Solve for x
   x = 18,887,306,147,761,216/62,872,856
6. Step 6: Final answer
   x = 300,404,774.80