Finding the Third Proportional to 173,875.50 and 381,000

Step by Step Solution

1. Step 1: Write the proportion equation
   173,875.50 : 381,000 = 381,000 : x
2. Step 2: Convert to fraction form
   173,875.50/381,000 = 381,000/x
3. Step 3: Cross multiply
   173,875.50x = 381,000 × 381,000
4. Step 4: Simplify right side
   173,875.50x = 145,161,000,000
5. Step 5: Solve for x
   x = 145,161,000,000/173,875.50
6. Step 6: Final answer
   x = 834,855.97