Finding the Third Proportional to 34,319 and 54,804

Step by Step Solution

1. Step 1: Write the proportion equation
   34,319 : 54,804 = 54,804 : x
2. Step 2: Convert to fraction form
   34,319/54,804 = 54,804/x
3. Step 3: Cross multiply
   34,319x = 54,804 × 54,804
4. Step 4: Simplify right side
   34,319x = 3,003,478,416
5. Step 5: Solve for x
   x = 3,003,478,416/34,319
6. Step 6: Final answer
   x = 87,516.49