Finding the Third Proportional to 414,308.25 and 627,064.88

Step by Step Solution

1. Step 1: Write the proportion equation
   414,308.25 : 627,064.88 = 627,064.88 : x
2. Step 2: Convert to fraction form
   414,308.25/627,064.88 = 627,064.88/x
3. Step 3: Cross multiply
   414,308.25x = 627,064.88 × 627,064.88
4. Step 4: Simplify right side
   414,308.25x = 393,210,357,458.77
5. Step 5: Solve for x
   x = 393,210,357,458.77/414,308.25
6. Step 6: Final answer
   x = 949,076.82