Finding the Third Proportional to 20,873,947.50 and 31,850,815.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,873,947.50 : 31,850,815.50 = 31,850,815.50 : x
2. Step 2: Convert to fraction form
   20,873,947.50/31,850,815.50 = 31,850,815.50/x
3. Step 3: Cross multiply
   20,873,947.50x = 31,850,815.50 × 31,850,815.50
4. Step 4: Simplify right side
   20,873,947.50x = 1,014,474,448,015,040.25
5. Step 5: Solve for x
   x = 1,014,474,448,015,040.25/20,873,947.50
6. Step 6: Final answer
   x = 48,600,028.72