Finding the Third Proportional to 46,129.50 and 73,345.50

Step by Step Solution

1. Step 1: Write the proportion equation
   46,129.50 : 73,345.50 = 73,345.50 : x
2. Step 2: Convert to fraction form
   46,129.50/73,345.50 = 73,345.50/x
3. Step 3: Cross multiply
   46,129.50x = 73,345.50 × 73,345.50
4. Step 4: Simplify right side
   46,129.50x = 5,379,562,370.25
5. Step 5: Solve for x
   x = 5,379,562,370.25/46,129.50
6. Step 6: Final answer
   x = 116,618.70