Finding the Third Proportional to 47,019,129 and 72,624,921

Step by Step Solution

1. Step 1: Write the proportion equation
   47,019,129 : 72,624,921 = 72,624,921 : x
2. Step 2: Convert to fraction form
   47,019,129/72,624,921 = 72,624,921/x
3. Step 3: Cross multiply
   47,019,129x = 72,624,921 × 72,624,921
4. Step 4: Simplify right side
   47,019,129x = 5,274,379,150,256,241
5. Step 5: Solve for x
   x = 5,274,379,150,256,241/47,019,129
6. Step 6: Final answer
   x = 112,175,177.69