Finding the Third Proportional to 160,974 and 349,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   160,974 : 349,648.50 = 349,648.50 : x
2. Step 2: Convert to fraction form
   160,974/349,648.50 = 349,648.50/x
3. Step 3: Cross multiply
   160,974x = 349,648.50 × 349,648.50
4. Step 4: Simplify right side
   160,974x = 122,254,073,552.25
5. Step 5: Solve for x
   x = 122,254,073,552.25/160,974
6. Step 6: Final answer
   x = 759,464.72