Finding the Third Proportional to 118,448 and 250,200

Step by Step Solution

1. Step 1: Write the proportion equation
   118,448 : 250,200 = 250,200 : x
2. Step 2: Convert to fraction form
   118,448/250,200 = 250,200/x
3. Step 3: Cross multiply
   118,448x = 250,200 × 250,200
4. Step 4: Simplify right side
   118,448x = 62,600,040,000
5. Step 5: Solve for x
   x = 62,600,040,000/118,448
6. Step 6: Final answer
   x = 528,502.30