Finding the Third Proportional to 61,064 and 89,436

Step by Step Solution

1. Step 1: Write the proportion equation
   61,064 : 89,436 = 89,436 : x
2. Step 2: Convert to fraction form
   61,064/89,436 = 89,436/x
3. Step 3: Cross multiply
   61,064x = 89,436 × 89,436
4. Step 4: Simplify right side
   61,064x = 7,998,798,096
5. Step 5: Solve for x
   x = 7,998,798,096/61,064
6. Step 6: Final answer
   x = 130,990.41