Finding the Third Proportional to 622,506 and 1,359,707.50

Step by Step Solution

1. Step 1: Write the proportion equation
   622,506 : 1,359,707.50 = 1,359,707.50 : x
2. Step 2: Convert to fraction form
   622,506/1,359,707.50 = 1,359,707.50/x
3. Step 3: Cross multiply
   622,506x = 1,359,707.50 × 1,359,707.50
4. Step 4: Simplify right side
   622,506x = 1,848,804,485,556.25
5. Step 5: Solve for x
   x = 1,848,804,485,556.25/622,506
6. Step 6: Final answer
   x = 2,969,938.42