Finding the Third Proportional to 174,424 and 236,718.75

Step by Step Solution

1. Step 1: Write the proportion equation
   174,424 : 236,718.75 = 236,718.75 : x
2. Step 2: Convert to fraction form
   174,424/236,718.75 = 236,718.75/x
3. Step 3: Cross multiply
   174,424x = 236,718.75 × 236,718.75
4. Step 4: Simplify right side
   174,424x = 56,035,766,601.56
5. Step 5: Solve for x
   x = 56,035,766,601.56/174,424
6. Step 6: Final answer
   x = 321,261.79