Finding the Third Proportional to 59,258 and 91,731

Step by Step Solution

1. Step 1: Write the proportion equation
   59,258 : 91,731 = 91,731 : x
2. Step 2: Convert to fraction form
   59,258/91,731 = 91,731/x
3. Step 3: Cross multiply
   59,258x = 91,731 × 91,731
4. Step 4: Simplify right side
   59,258x = 8,414,576,361
5. Step 5: Solve for x
   x = 8,414,576,361/59,258
6. Step 6: Final answer
   x = 141,998.99