Finding the Third Proportional to 58,637 and 90,852

Step by Step Solution

1. Step 1: Write the proportion equation
   58,637 : 90,852 = 90,852 : x
2. Step 2: Convert to fraction form
   58,637/90,852 = 90,852/x
3. Step 3: Cross multiply
   58,637x = 90,852 × 90,852
4. Step 4: Simplify right side
   58,637x = 8,254,085,904
5. Step 5: Solve for x
   x = 8,254,085,904/58,637
6. Step 6: Final answer
   x = 140,765.83