Finding the Third Proportional to 78,916 and 167,624

Step by Step Solution

1. Step 1: Write the proportion equation
   78,916 : 167,624 = 167,624 : x
2. Step 2: Convert to fraction form
   78,916/167,624 = 167,624/x
3. Step 3: Cross multiply
   78,916x = 167,624 × 167,624
4. Step 4: Simplify right side
   78,916x = 28,097,805,376
5. Step 5: Solve for x
   x = 28,097,805,376/78,916
6. Step 6: Final answer
   x = 356,047.00