Finding the Third Proportional to 173,600 and 380,550

Step by Step Solution

1. Step 1: Write the proportion equation
   173,600 : 380,550 = 380,550 : x
2. Step 2: Convert to fraction form
   173,600/380,550 = 380,550/x
3. Step 3: Cross multiply
   173,600x = 380,550 × 380,550
4. Step 4: Simplify right side
   173,600x = 144,818,302,500
5. Step 5: Solve for x
   x = 144,818,302,500/173,600
6. Step 6: Final answer
   x = 834,206.81