Finding the Third Proportional to 87,378 and 187,500

Step by Step Solution

1. Step 1: Write the proportion equation
   87,378 : 187,500 = 187,500 : x
2. Step 2: Convert to fraction form
   87,378/187,500 = 187,500/x
3. Step 3: Cross multiply
   87,378x = 187,500 × 187,500
4. Step 4: Simplify right side
   87,378x = 35,156,250,000
5. Step 5: Solve for x
   x = 35,156,250,000/87,378
6. Step 6: Final answer
   x = 402,346.70