Finding the Third Proportional to 51,173,586 and 73,178,830

Step by Step Solution

1. Step 1: Write the proportion equation
   51,173,586 : 73,178,830 = 73,178,830 : x
2. Step 2: Convert to fraction form
   51,173,586/73,178,830 = 73,178,830/x
3. Step 3: Cross multiply
   51,173,586x = 73,178,830 × 73,178,830
4. Step 4: Simplify right side
   51,173,586x = 5,355,141,160,168,900
5. Step 5: Solve for x
   x = 5,355,141,160,168,900/51,173,586
6. Step 6: Final answer
   x = 104,646,587.80