Finding the Third Proportional to 30,436 and 45,726

Step by Step Solution

1. Step 1: Write the proportion equation
   30,436 : 45,726 = 45,726 : x
2. Step 2: Convert to fraction form
   30,436/45,726 = 45,726/x
3. Step 3: Cross multiply
   30,436x = 45,726 × 45,726
4. Step 4: Simplify right side
   30,436x = 2,090,867,076
5. Step 5: Solve for x
   x = 2,090,867,076/30,436
6. Step 6: Final answer
   x = 68,697.17