Finding the Third Proportional to 173,095.50 and 261,948

Step by Step Solution

1. Step 1: Write the proportion equation
   173,095.50 : 261,948 = 261,948 : x
2. Step 2: Convert to fraction form
   173,095.50/261,948 = 261,948/x
3. Step 3: Cross multiply
   173,095.50x = 261,948 × 261,948
4. Step 4: Simplify right side
   173,095.50x = 68,616,754,704
5. Step 5: Solve for x
   x = 68,616,754,704/173,095.50
6. Step 6: Final answer
   x = 396,409.81