Finding the Third Proportional to 34,615.69 and 53,400.09

Step by Step Solution

1. Step 1: Write the proportion equation
   34,615.69 : 53,400.09 = 53,400.09 : x
2. Step 2: Convert to fraction form
   34,615.69/53,400.09 = 53,400.09/x
3. Step 3: Cross multiply
   34,615.69x = 53,400.09 × 53,400.09
4. Step 4: Simplify right side
   34,615.69x = 2,851,570,012.51
5. Step 5: Solve for x
   x = 2,851,570,012.51/34,615.69
6. Step 6: Final answer
   x = 82,377.97