Finding the Third Proportional to 87,475 and 188,774

Step by Step Solution

1. Step 1: Write the proportion equation
   87,475 : 188,774 = 188,774 : x
2. Step 2: Convert to fraction form
   87,475/188,774 = 188,774/x
3. Step 3: Cross multiply
   87,475x = 188,774 × 188,774
4. Step 4: Simplify right side
   87,475x = 35,635,623,076
5. Step 5: Solve for x
   x = 35,635,623,076/87,475
6. Step 6: Final answer
   x = 407,380.66