Finding the Third Proportional to 48,522 and 72,485

Step by Step Solution

1. Step 1: Write the proportion equation
   48,522 : 72,485 = 72,485 : x
2. Step 2: Convert to fraction form
   48,522/72,485 = 72,485/x
3. Step 3: Cross multiply
   48,522x = 72,485 × 72,485
4. Step 4: Simplify right side
   48,522x = 5,254,075,225
5. Step 5: Solve for x
   x = 5,254,075,225/48,522
6. Step 6: Final answer
   x = 108,282.33