Finding the Third Proportional to 179,578 and 267,810

Step by Step Solution

1. Step 1: Write the proportion equation
   179,578 : 267,810 = 267,810 : x
2. Step 2: Convert to fraction form
   179,578/267,810 = 267,810/x
3. Step 3: Cross multiply
   179,578x = 267,810 × 267,810
4. Step 4: Simplify right side
   179,578x = 71,722,196,100
5. Step 5: Solve for x
   x = 71,722,196,100/179,578
6. Step 6: Final answer
   x = 399,393.00