Finding the Third Proportional to 171,844.50 and 377,310

Step by Step Solution

1. Step 1: Write the proportion equation
   171,844.50 : 377,310 = 377,310 : x
2. Step 2: Convert to fraction form
   171,844.50/377,310 = 377,310/x
3. Step 3: Cross multiply
   171,844.50x = 377,310 × 377,310
4. Step 4: Simplify right side
   171,844.50x = 142,362,836,100
5. Step 5: Solve for x
   x = 142,362,836,100/171,844.50
6. Step 6: Final answer
   x = 828,439.88