Finding the Third Proportional to 42,208 and 63,200

Step by Step Solution

1. Step 1: Write the proportion equation
   42,208 : 63,200 = 63,200 : x
2. Step 2: Convert to fraction form
   42,208/63,200 = 63,200/x
3. Step 3: Cross multiply
   42,208x = 63,200 × 63,200
4. Step 4: Simplify right side
   42,208x = 3,994,240,000
5. Step 5: Solve for x
   x = 3,994,240,000/42,208
6. Step 6: Final answer
   x = 94,632.30