Finding the Third Proportional to 2,072,636 and 4,460,199.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072,636 : 4,460,199.50 = 4,460,199.50 : x
2. Step 2: Convert to fraction form
   2,072,636/4,460,199.50 = 4,460,199.50/x
3. Step 3: Cross multiply
   2,072,636x = 4,460,199.50 × 4,460,199.50
4. Step 4: Simplify right side
   2,072,636x = 19,893,379,579,800.25
5. Step 5: Solve for x
   x = 19,893,379,579,800.25/2,072,636
6. Step 6: Final answer
   x = 9,598,105.78