Finding the Third Proportional to 79,187 and 176,081.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,187 : 176,081.50 = 176,081.50 : x
2. Step 2: Convert to fraction form
   79,187/176,081.50 = 176,081.50/x
3. Step 3: Cross multiply
   79,187x = 176,081.50 × 176,081.50
4. Step 4: Simplify right side
   79,187x = 31,004,694,642.25
5. Step 5: Solve for x
   x = 31,004,694,642.25/79,187
6. Step 6: Final answer
   x = 391,537.68