Finding the Third Proportional to 28,644 and 45,574

Step by Step Solution

1. Step 1: Write the proportion equation
   28,644 : 45,574 = 45,574 : x
2. Step 2: Convert to fraction form
   28,644/45,574 = 45,574/x
3. Step 3: Cross multiply
   28,644x = 45,574 × 45,574
4. Step 4: Simplify right side
   28,644x = 2,076,989,476
5. Step 5: Solve for x
   x = 2,076,989,476/28,644
6. Step 6: Final answer
   x = 72,510.46