Finding the Third Proportional to 152,354 and 330,916

Step by Step Solution

1. Step 1: Write the proportion equation
   152,354 : 330,916 = 330,916 : x
2. Step 2: Convert to fraction form
   152,354/330,916 = 330,916/x
3. Step 3: Cross multiply
   152,354x = 330,916 × 330,916
4. Step 4: Simplify right side
   152,354x = 109,505,399,056
5. Step 5: Solve for x
   x = 109,505,399,056/152,354
6. Step 6: Final answer
   x = 718,756.31