Finding the Third Proportional to 60,438 and 89,847

Step by Step Solution

1. Step 1: Write the proportion equation
   60,438 : 89,847 = 89,847 : x
2. Step 2: Convert to fraction form
   60,438/89,847 = 89,847/x
3. Step 3: Cross multiply
   60,438x = 89,847 × 89,847
4. Step 4: Simplify right side
   60,438x = 8,072,483,409
5. Step 5: Solve for x
   x = 8,072,483,409/60,438
6. Step 6: Final answer
   x = 133,566.36