Finding the Third Proportional to 61,077 and 89,427

Step by Step Solution

1. Step 1: Write the proportion equation
   61,077 : 89,427 = 89,427 : x
2. Step 2: Convert to fraction form
   61,077/89,427 = 89,427/x
3. Step 3: Cross multiply
   61,077x = 89,427 × 89,427
4. Step 4: Simplify right side
   61,077x = 7,997,188,329
5. Step 5: Solve for x
   x = 7,997,188,329/61,077
6. Step 6: Final answer
   x = 130,936.17