Finding the Third Proportional to 31,778,601.75 and 49,105,399.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,778,601.75 : 49,105,399.50 = 49,105,399.50 : x
2. Step 2: Convert to fraction form
   31,778,601.75/49,105,399.50 = 49,105,399.50/x
3. Step 3: Cross multiply
   31,778,601.75x = 49,105,399.50 × 49,105,399.50
4. Step 4: Simplify right side
   31,778,601.75x = 2,411,340,260,054,600
5. Step 5: Solve for x
   x = 2,411,340,260,054,600/31,778,601.75
6. Step 6: Final answer
   x = 75,879,369.36