Finding the Third Proportional to 175,510.50 and 342,273

Step by Step Solution

1. Step 1: Write the proportion equation
   175,510.50 : 342,273 = 342,273 : x
2. Step 2: Convert to fraction form
   175,510.50/342,273 = 342,273/x
3. Step 3: Cross multiply
   175,510.50x = 342,273 × 342,273
4. Step 4: Simplify right side
   175,510.50x = 117,150,806,529
5. Step 5: Solve for x
   x = 117,150,806,529/175,510.50
6. Step 6: Final answer
   x = 667,486.03