Finding the Third Proportional to 28,512 and 42,208

Step by Step Solution

1. Step 1: Write the proportion equation
   28,512 : 42,208 = 42,208 : x
2. Step 2: Convert to fraction form
   28,512/42,208 = 42,208/x
3. Step 3: Cross multiply
   28,512x = 42,208 × 42,208
4. Step 4: Simplify right side
   28,512x = 1,781,515,264
5. Step 5: Solve for x
   x = 1,781,515,264/28,512
6. Step 6: Final answer
   x = 62,483.00