Finding the Third Proportional to 91,752 and 200,328

Step by Step Solution

1. Step 1: Write the proportion equation
   91,752 : 200,328 = 200,328 : x
2. Step 2: Convert to fraction form
   91,752/200,328 = 200,328/x
3. Step 3: Cross multiply
   91,752x = 200,328 × 200,328
4. Step 4: Simplify right side
   91,752x = 40,131,307,584
5. Step 5: Solve for x
   x = 40,131,307,584/91,752
6. Step 6: Final answer
   x = 437,388.91