Finding the Third Proportional to 51,236,112 and 111,569,457

Step by Step Solution

1. Step 1: Write the proportion equation
   51,236,112 : 111,569,457 = 111,569,457 : x
2. Step 2: Convert to fraction form
   51,236,112/111,569,457 = 111,569,457/x
3. Step 3: Cross multiply
   51,236,112x = 111,569,457 × 111,569,457
4. Step 4: Simplify right side
   51,236,112x = 12,447,743,735,274,848
5. Step 5: Solve for x
   x = 12,447,743,735,274,848/51,236,112
6. Step 6: Final answer
   x = 242,948,640.12