Finding the Third Proportional to 40,626 and 55,345.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,626 : 55,345.50 = 55,345.50 : x
2. Step 2: Convert to fraction form
   40,626/55,345.50 = 55,345.50/x
3. Step 3: Cross multiply
   40,626x = 55,345.50 × 55,345.50
4. Step 4: Simplify right side
   40,626x = 3,063,124,370.25
5. Step 5: Solve for x
   x = 3,063,124,370.25/40,626
6. Step 6: Final answer
   x = 75,398.13