Finding the Third Proportional to 152,916 and 335,280

Step by Step Solution

1. Step 1: Write the proportion equation
   152,916 : 335,280 = 335,280 : x
2. Step 2: Convert to fraction form
   152,916/335,280 = 335,280/x
3. Step 3: Cross multiply
   152,916x = 335,280 × 335,280
4. Step 4: Simplify right side
   152,916x = 112,412,678,400
5. Step 5: Solve for x
   x = 112,412,678,400/152,916
6. Step 6: Final answer
   x = 735,126.99