Finding the Third Proportional to 52,880 and 70,499

Step by Step Solution

1. Step 1: Write the proportion equation
   52,880 : 70,499 = 70,499 : x
2. Step 2: Convert to fraction form
   52,880/70,499 = 70,499/x
3. Step 3: Cross multiply
   52,880x = 70,499 × 70,499
4. Step 4: Simplify right side
   52,880x = 4,970,109,001
5. Step 5: Solve for x
   x = 4,970,109,001/52,880
6. Step 6: Final answer
   x = 93,988.45