Finding the Third Proportional to 58,930 and 89,251

Step by Step Solution

1. Step 1: Write the proportion equation
   58,930 : 89,251 = 89,251 : x
2. Step 2: Convert to fraction form
   58,930/89,251 = 89,251/x
3. Step 3: Cross multiply
   58,930x = 89,251 × 89,251
4. Step 4: Simplify right side
   58,930x = 7,965,741,001
5. Step 5: Solve for x
   x = 7,965,741,001/58,930
6. Step 6: Final answer
   x = 135,172.93