Finding the Third Proportional to 591,780 and 1,294,271

Step by Step Solution

1. Step 1: Write the proportion equation
   591,780 : 1,294,271 = 1,294,271 : x
2. Step 2: Convert to fraction form
   591,780/1,294,271 = 1,294,271/x
3. Step 3: Cross multiply
   591,780x = 1,294,271 × 1,294,271
4. Step 4: Simplify right side
   591,780x = 1,675,137,421,441
5. Step 5: Solve for x
   x = 1,675,137,421,441/591,780
6. Step 6: Final answer
   x = 2,830,675.96