Finding the Third Proportional to 72,358 and 113,167

Step by Step Solution

1. Step 1: Write the proportion equation
   72,358 : 113,167 = 113,167 : x
2. Step 2: Convert to fraction form
   72,358/113,167 = 113,167/x
3. Step 3: Cross multiply
   72,358x = 113,167 × 113,167
4. Step 4: Simplify right side
   72,358x = 12,806,769,889
5. Step 5: Solve for x
   x = 12,806,769,889/72,358
6. Step 6: Final answer
   x = 176,991.76