Finding the Third Proportional to 89,139 and 185,750

Step by Step Solution

1. Step 1: Write the proportion equation
   89,139 : 185,750 = 185,750 : x
2. Step 2: Convert to fraction form
   89,139/185,750 = 185,750/x
3. Step 3: Cross multiply
   89,139x = 185,750 × 185,750
4. Step 4: Simplify right side
   89,139x = 34,503,062,500
5. Step 5: Solve for x
   x = 34,503,062,500/89,139
6. Step 6: Final answer
   x = 387,070.33