Finding the Third Proportional to 51,173,582.50 and 73,178,826

Step by Step Solution

1. Step 1: Write the proportion equation
   51,173,582.50 : 73,178,826 = 73,178,826 : x
2. Step 2: Convert to fraction form
   51,173,582.50/73,178,826 = 73,178,826/x
3. Step 3: Cross multiply
   51,173,582.50x = 73,178,826 × 73,178,826
4. Step 4: Simplify right side
   51,173,582.50x = 5,355,140,574,738,276
5. Step 5: Solve for x
   x = 5,355,140,574,738,276/51,173,582.50
6. Step 6: Final answer
   x = 104,646,583.51