Finding the Third Proportional to 87,456 and 133,719.50

Step by Step Solution

1. Step 1: Write the proportion equation
   87,456 : 133,719.50 = 133,719.50 : x
2. Step 2: Convert to fraction form
   87,456/133,719.50 = 133,719.50/x
3. Step 3: Cross multiply
   87,456x = 133,719.50 × 133,719.50
4. Step 4: Simplify right side
   87,456x = 17,880,904,680.25
5. Step 5: Solve for x
   x = 17,880,904,680.25/87,456
6. Step 6: Final answer
   x = 204,456.01