Finding the Third Proportional to 73,776.38 and 158,305.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,776.38 : 158,305.50 = 158,305.50 : x
2. Step 2: Convert to fraction form
   73,776.38/158,305.50 = 158,305.50/x
3. Step 3: Cross multiply
   73,776.38x = 158,305.50 × 158,305.50
4. Step 4: Simplify right side
   73,776.38x = 25,060,631,330.25
5. Step 5: Solve for x
   x = 25,060,631,330.25/73,776.38
6. Step 6: Final answer
   x = 339,683.69