Finding the Third Proportional to 38,711 and 56,572

Step by Step Solution

1. Step 1: Write the proportion equation
   38,711 : 56,572 = 56,572 : x
2. Step 2: Convert to fraction form
   38,711/56,572 = 56,572/x
3. Step 3: Cross multiply
   38,711x = 56,572 × 56,572
4. Step 4: Simplify right side
   38,711x = 3,200,391,184
5. Step 5: Solve for x
   x = 3,200,391,184/38,711
6. Step 6: Final answer
   x = 82,673.95