Finding the Third Proportional to 31,206,328.50 and 49,699,192.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,206,328.50 : 49,699,192.50 = 49,699,192.50 : x
2. Step 2: Convert to fraction form
   31,206,328.50/49,699,192.50 = 49,699,192.50/x
3. Step 3: Cross multiply
   31,206,328.50x = 49,699,192.50 × 49,699,192.50
4. Step 4: Simplify right side
   31,206,328.50x = 2,470,009,735,152,056
5. Step 5: Solve for x
   x = 2,470,009,735,152,056/31,206,328.50
6. Step 6: Final answer
   x = 79,150,923.99