Finding the Third Proportional to 713,684 and 1,538,776

Step by Step Solution

1. Step 1: Write the proportion equation
   713,684 : 1,538,776 = 1,538,776 : x
2. Step 2: Convert to fraction form
   713,684/1,538,776 = 1,538,776/x
3. Step 3: Cross multiply
   713,684x = 1,538,776 × 1,538,776
4. Step 4: Simplify right side
   713,684x = 2,367,831,578,176
5. Step 5: Solve for x
   x = 2,367,831,578,176/713,684
6. Step 6: Final answer
   x = 3,317,759.09