Finding the Third Proportional to 37,698 and 55,422

Step by Step Solution

1. Step 1: Write the proportion equation
   37,698 : 55,422 = 55,422 : x
2. Step 2: Convert to fraction form
   37,698/55,422 = 55,422/x
3. Step 3: Cross multiply
   37,698x = 55,422 × 55,422
4. Step 4: Simplify right side
   37,698x = 3,071,598,084
5. Step 5: Solve for x
   x = 3,071,598,084/37,698
6. Step 6: Final answer
   x = 81,479.07