Finding the Third Proportional to 711,061.50 and 1,321,242

Step by Step Solution

1. Step 1: Write the proportion equation
   711,061.50 : 1,321,242 = 1,321,242 : x
2. Step 2: Convert to fraction form
   711,061.50/1,321,242 = 1,321,242/x
3. Step 3: Cross multiply
   711,061.50x = 1,321,242 × 1,321,242
4. Step 4: Simplify right side
   711,061.50x = 1,745,680,422,564
5. Step 5: Solve for x
   x = 1,745,680,422,564/711,061.50
6. Step 6: Final answer
   x = 2,455,034.37