Finding the Third Proportional to 58,660 and 84,061

Step by Step Solution

1. Step 1: Write the proportion equation
   58,660 : 84,061 = 84,061 : x
2. Step 2: Convert to fraction form
   58,660/84,061 = 84,061/x
3. Step 3: Cross multiply
   58,660x = 84,061 × 84,061
4. Step 4: Simplify right side
   58,660x = 7,066,251,721
5. Step 5: Solve for x
   x = 7,066,251,721/58,660
6. Step 6: Final answer
   x = 120,461.16