Finding the Third Proportional to 52,874 and 72,507

Step by Step Solution

1. Step 1: Write the proportion equation
   52,874 : 72,507 = 72,507 : x
2. Step 2: Convert to fraction form
   52,874/72,507 = 72,507/x
3. Step 3: Cross multiply
   52,874x = 72,507 × 72,507
4. Step 4: Simplify right side
   52,874x = 5,257,265,049
5. Step 5: Solve for x
   x = 5,257,265,049/52,874
6. Step 6: Final answer
   x = 99,430.06