Finding the Third Proportional to 2,620,840.50 and 5,606,020.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,620,840.50 : 5,606,020.50 = 5,606,020.50 : x
2. Step 2: Convert to fraction form
   2,620,840.50/5,606,020.50 = 5,606,020.50/x
3. Step 3: Cross multiply
   2,620,840.50x = 5,606,020.50 × 5,606,020.50
4. Step 4: Simplify right side
   2,620,840.50x = 31,427,465,846,420.25
5. Step 5: Solve for x
   x = 31,427,465,846,420.25/2,620,840.50
6. Step 6: Final answer
   x = 11,991,369.12