Finding the Third Proportional to 31,282,408 and 65,424,956

Step by Step Solution

1. Step 1: Write the proportion equation
   31,282,408 : 65,424,956 = 65,424,956 : x
2. Step 2: Convert to fraction form
   31,282,408/65,424,956 = 65,424,956/x
3. Step 3: Cross multiply
   31,282,408x = 65,424,956 × 65,424,956
4. Step 4: Simplify right side
   31,282,408x = 4,280,424,867,601,936
5. Step 5: Solve for x
   x = 4,280,424,867,601,936/31,282,408
6. Step 6: Final answer
   x = 136,831,693.63