Finding the Third Proportional to 48,423 and 72,610

Step by Step Solution

1. Step 1: Write the proportion equation
   48,423 : 72,610 = 72,610 : x
2. Step 2: Convert to fraction form
   48,423/72,610 = 72,610/x
3. Step 3: Cross multiply
   48,423x = 72,610 × 72,610
4. Step 4: Simplify right side
   48,423x = 5,272,212,100
5. Step 5: Solve for x
   x = 5,272,212,100/48,423
6. Step 6: Final answer
   x = 108,878.26