Finding the Third Proportional to 38,972 and 58,460

Step by Step Solution

1. Step 1: Write the proportion equation
   38,972 : 58,460 = 58,460 : x
2. Step 2: Convert to fraction form
   38,972/58,460 = 58,460/x
3. Step 3: Cross multiply
   38,972x = 58,460 × 58,460
4. Step 4: Simplify right side
   38,972x = 3,417,571,600
5. Step 5: Solve for x
   x = 3,417,571,600/38,972
6. Step 6: Final answer
   x = 87,693.00