Finding the Third Proportional to 43,522 and 58,721

Step by Step Solution

1. Step 1: Write the proportion equation
   43,522 : 58,721 = 58,721 : x
2. Step 2: Convert to fraction form
   43,522/58,721 = 58,721/x
3. Step 3: Cross multiply
   43,522x = 58,721 × 58,721
4. Step 4: Simplify right side
   43,522x = 3,448,155,841
5. Step 5: Solve for x
   x = 3,448,155,841/43,522
6. Step 6: Final answer
   x = 79,227.88