Finding the Third Proportional to 386,027 and 556,895.25

Step by Step Solution

1. Step 1: Write the proportion equation
   386,027 : 556,895.25 = 556,895.25 : x
2. Step 2: Convert to fraction form
   386,027/556,895.25 = 556,895.25/x
3. Step 3: Cross multiply
   386,027x = 556,895.25 × 556,895.25
4. Step 4: Simplify right side
   386,027x = 310,132,319,472.56
5. Step 5: Solve for x
   x = 310,132,319,472.56/386,027
6. Step 6: Final answer
   x = 803,395.41