Finding the Third Proportional to 28,927 and 63,388

Step by Step Solution

1. Step 1: Write the proportion equation
   28,927 : 63,388 = 63,388 : x
2. Step 2: Convert to fraction form
   28,927/63,388 = 63,388/x
3. Step 3: Cross multiply
   28,927x = 63,388 × 63,388
4. Step 4: Simplify right side
   28,927x = 4,018,038,544
5. Step 5: Solve for x
   x = 4,018,038,544/28,927
6. Step 6: Final answer
   x = 138,902.70