Finding the Third Proportional to 175,510.50 and 271,635

Step by Step Solution

1. Step 1: Write the proportion equation
   175,510.50 : 271,635 = 271,635 : x
2. Step 2: Convert to fraction form
   175,510.50/271,635 = 271,635/x
3. Step 3: Cross multiply
   175,510.50x = 271,635 × 271,635
4. Step 4: Simplify right side
   175,510.50x = 73,785,573,225
5. Step 5: Solve for x
   x = 73,785,573,225/175,510.50
6. Step 6: Final answer
   x = 420,405.46