Finding the Third Proportional to 175,411.50 and 264,696

Step by Step Solution

1. Step 1: Write the proportion equation
   175,411.50 : 264,696 = 264,696 : x
2. Step 2: Convert to fraction form
   175,411.50/264,696 = 264,696/x
3. Step 3: Cross multiply
   175,411.50x = 264,696 × 264,696
4. Step 4: Simplify right side
   175,411.50x = 70,063,972,416
5. Step 5: Solve for x
   x = 70,063,972,416/175,411.50
6. Step 6: Final answer
   x = 399,426.33