Finding the Third Proportional to 8,928,900 and 19,379,947.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,928,900 : 19,379,947.50 = 19,379,947.50 : x
2. Step 2: Convert to fraction form
   8,928,900/19,379,947.50 = 19,379,947.50/x
3. Step 3: Cross multiply
   8,928,900x = 19,379,947.50 × 19,379,947.50
4. Step 4: Simplify right side
   8,928,900x = 375,582,365,102,756.25
5. Step 5: Solve for x
   x = 375,582,365,102,756.25/8,928,900
6. Step 6: Final answer
   x = 42,063,676.95