Finding the Third Proportional to 28,478 and 45,755

Step by Step Solution

1. Step 1: Write the proportion equation
   28,478 : 45,755 = 45,755 : x
2. Step 2: Convert to fraction form
   28,478/45,755 = 45,755/x
3. Step 3: Cross multiply
   28,478x = 45,755 × 45,755
4. Step 4: Simplify right side
   28,478x = 2,093,520,025
5. Step 5: Solve for x
   x = 2,093,520,025/28,478
6. Step 6: Final answer
   x = 73,513.59