Finding the Third Proportional to 175,370 and 380,250

Step by Step Solution

1. Step 1: Write the proportion equation
   175,370 : 380,250 = 380,250 : x
2. Step 2: Convert to fraction form
   175,370/380,250 = 380,250/x
3. Step 3: Cross multiply
   175,370x = 380,250 × 380,250
4. Step 4: Simplify right side
   175,370x = 144,590,062,500
5. Step 5: Solve for x
   x = 144,590,062,500/175,370
6. Step 6: Final answer
   x = 824,485.73