Finding the Third Proportional to 18,316.13 and 37,710.56

Step by Step Solution

1. Step 1: Write the proportion equation
   18,316.13 : 37,710.56 = 37,710.56 : x
2. Step 2: Convert to fraction form
   18,316.13/37,710.56 = 37,710.56/x
3. Step 3: Cross multiply
   18,316.13x = 37,710.56 × 37,710.56
4. Step 4: Simplify right side
   18,316.13x = 1,422,086,524.07
5. Step 5: Solve for x
   x = 1,422,086,524.07/18,316.13
6. Step 6: Final answer
   x = 77,641.23