Finding the Third Proportional to 250,464 and 387,364.50

Step by Step Solution

1. Step 1: Write the proportion equation
   250,464 : 387,364.50 = 387,364.50 : x
2. Step 2: Convert to fraction form
   250,464/387,364.50 = 387,364.50/x
3. Step 3: Cross multiply
   250,464x = 387,364.50 × 387,364.50
4. Step 4: Simplify right side
   250,464x = 150,051,255,860.25
5. Step 5: Solve for x
   x = 150,051,255,860.25/250,464
6. Step 6: Final answer
   x = 599,093.11