Finding the Third Proportional to 150,861 and 314,122.69

Step by Step Solution

1. Step 1: Write the proportion equation
   150,861 : 314,122.69 = 314,122.69 : x
2. Step 2: Convert to fraction form
   150,861/314,122.69 = 314,122.69/x
3. Step 3: Cross multiply
   150,861x = 314,122.69 × 314,122.69
4. Step 4: Simplify right side
   150,861x = 98,673,062,802.22
5. Step 5: Solve for x
   x = 98,673,062,802.22/150,861
6. Step 6: Final answer
   x = 654,066.08