Finding the Third Proportional to 27,190.69 and 42,084.56

Step by Step Solution

1. Step 1: Write the proportion equation
   27,190.69 : 42,084.56 = 42,084.56 : x
2. Step 2: Convert to fraction form
   27,190.69/42,084.56 = 42,084.56/x
3. Step 3: Cross multiply
   27,190.69x = 42,084.56 × 42,084.56
4. Step 4: Simplify right side
   27,190.69x = 1,771,110,400.82
5. Step 5: Solve for x
   x = 1,771,110,400.82/27,190.69
6. Step 6: Final answer
   x = 65,136.65