Finding the Third Proportional to 51,173,577 and 73,178,818

Step by Step Solution

1. Step 1: Write the proportion equation
   51,173,577 : 73,178,818 = 73,178,818 : x
2. Step 2: Convert to fraction form
   51,173,577/73,178,818 = 73,178,818/x
3. Step 3: Cross multiply
   51,173,577x = 73,178,818 × 73,178,818
4. Step 4: Simplify right side
   51,173,577x = 5,355,139,403,877,124
5. Step 5: Solve for x
   x = 5,355,139,403,877,124/51,173,577
6. Step 6: Final answer
   x = 104,646,571.88