Finding the Third Proportional to 30,472.88 and 40,444.31

Step by Step Solution

1. Step 1: Write the proportion equation
   30,472.88 : 40,444.31 = 40,444.31 : x
2. Step 2: Convert to fraction form
   30,472.88/40,444.31 = 40,444.31/x
3. Step 3: Cross multiply
   30,472.88x = 40,444.31 × 40,444.31
4. Step 4: Simplify right side
   30,472.88x = 1,635,742,413.60
5. Step 5: Solve for x
   x = 1,635,742,413.60/30,472.88
6. Step 6: Final answer
   x = 53,678.64