Finding the Third Proportional to 51,173,640 and 73,178,908

Step by Step Solution

1. Step 1: Write the proportion equation
   51,173,640 : 73,178,908 = 73,178,908 : x
2. Step 2: Convert to fraction form
   51,173,640/73,178,908 = 73,178,908/x
3. Step 3: Cross multiply
   51,173,640x = 73,178,908 × 73,178,908
4. Step 4: Simplify right side
   51,173,640x = 5,355,152,576,072,464
5. Step 5: Solve for x
   x = 5,355,152,576,072,464/51,173,640
6. Step 6: Final answer
   x = 104,646,700.45