Finding the Third Proportional to 711,064.50 and 1,321,248

Step by Step Solution

1. Step 1: Write the proportion equation
   711,064.50 : 1,321,248 = 1,321,248 : x
2. Step 2: Convert to fraction form
   711,064.50/1,321,248 = 1,321,248/x
3. Step 3: Cross multiply
   711,064.50x = 1,321,248 × 1,321,248
4. Step 4: Simplify right side
   711,064.50x = 1,745,696,277,504
5. Step 5: Solve for x
   x = 1,745,696,277,504/711,064.50
6. Step 6: Final answer
   x = 2,455,046.31