Finding the Third Proportional to 38,272 and 58,218

Step by Step Solution

1. Step 1: Write the proportion equation
   38,272 : 58,218 = 58,218 : x
2. Step 2: Convert to fraction form
   38,272/58,218 = 58,218/x
3. Step 3: Cross multiply
   38,272x = 58,218 × 58,218
4. Step 4: Simplify right side
   38,272x = 3,389,335,524
5. Step 5: Solve for x
   x = 3,389,335,524/38,272
6. Step 6: Final answer
   x = 88,559.14