Finding the Third Proportional to 74,077.50 and 159,738

Step by Step Solution

1. Step 1: Write the proportion equation
   74,077.50 : 159,738 = 159,738 : x
2. Step 2: Convert to fraction form
   74,077.50/159,738 = 159,738/x
3. Step 3: Cross multiply
   74,077.50x = 159,738 × 159,738
4. Step 4: Simplify right side
   74,077.50x = 25,516,228,644
5. Step 5: Solve for x
   x = 25,516,228,644/74,077.50
6. Step 6: Final answer
   x = 344,453.16