Finding the Third Proportional to 27,487.69 and 43,690.22

Step by Step Solution

1. Step 1: Write the proportion equation
   27,487.69 : 43,690.22 = 43,690.22 : x
2. Step 2: Convert to fraction form
   27,487.69/43,690.22 = 43,690.22/x
3. Step 3: Cross multiply
   27,487.69x = 43,690.22 × 43,690.22
4. Step 4: Simplify right side
   27,487.69x = 1,908,835,214.42
5. Step 5: Solve for x
   x = 1,908,835,214.42/27,487.69
6. Step 6: Final answer
   x = 69,443.28