Finding the Third Proportional to 155,514 and 334,936.50

Step by Step Solution

1. Step 1: Write the proportion equation
   155,514 : 334,936.50 = 334,936.50 : x
2. Step 2: Convert to fraction form
   155,514/334,936.50 = 334,936.50/x
3. Step 3: Cross multiply
   155,514x = 334,936.50 × 334,936.50
4. Step 4: Simplify right side
   155,514x = 112,182,459,032.25
5. Step 5: Solve for x
   x = 112,182,459,032.25/155,514
6. Step 6: Final answer
   x = 721,365.66