Finding the Third Proportional to 454,302 and 712,764.56

Step by Step Solution

1. Step 1: Write the proportion equation
   454,302 : 712,764.56 = 712,764.56 : x
2. Step 2: Convert to fraction form
   454,302/712,764.56 = 712,764.56/x
3. Step 3: Cross multiply
   454,302x = 712,764.56 × 712,764.56
4. Step 4: Simplify right side
   454,302x = 508,033,321,555.82
5. Step 5: Solve for x
   x = 508,033,321,555.82/454,302
6. Step 6: Final answer
   x = 1,118,272.25