Finding the Third Proportional to 27,290.81 and 43,396.69

Step by Step Solution

1. Step 1: Write the proportion equation
   27,290.81 : 43,396.69 = 43,396.69 : x
2. Step 2: Convert to fraction form
   27,290.81/43,396.69 = 43,396.69/x
3. Step 3: Cross multiply
   27,290.81x = 43,396.69 × 43,396.69
4. Step 4: Simplify right side
   27,290.81x = 1,883,272,485.97
5. Step 5: Solve for x
   x = 1,883,272,485.97/27,290.81
6. Step 6: Final answer
   x = 69,007.56