Finding the Third Proportional to 51,831,711 and 113,426,190.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,831,711 : 113,426,190.50 = 113,426,190.50 : x
2. Step 2: Convert to fraction form
   51,831,711/113,426,190.50 = 113,426,190.50/x
3. Step 3: Cross multiply
   51,831,711x = 113,426,190.50 × 113,426,190.50
4. Step 4: Simplify right side
   51,831,711x = 12,865,500,691,342,290
5. Step 5: Solve for x
   x = 12,865,500,691,342,290/51,831,711
6. Step 6: Final answer
   x = 248,216,785.50