Finding the Third Proportional to 2,170,773 and 3,191,122.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,170,773 : 3,191,122.50 = 3,191,122.50 : x
2. Step 2: Convert to fraction form
   2,170,773/3,191,122.50 = 3,191,122.50/x
3. Step 3: Cross multiply
   2,170,773x = 3,191,122.50 × 3,191,122.50
4. Step 4: Simplify right side
   2,170,773x = 10,183,262,810,006.25
5. Step 5: Solve for x
   x = 10,183,262,810,006.25/2,170,773
6. Step 6: Final answer
   x = 4,691,076.78