Finding the Third Proportional to 153,259 and 334,108

Step by Step Solution

1. Step 1: Write the proportion equation
   153,259 : 334,108 = 334,108 : x
2. Step 2: Convert to fraction form
   153,259/334,108 = 334,108/x
3. Step 3: Cross multiply
   153,259x = 334,108 × 334,108
4. Step 4: Simplify right side
   153,259x = 111,628,155,664
5. Step 5: Solve for x
   x = 111,628,155,664/153,259
6. Step 6: Final answer
   x = 728,362.81