Finding the Third Proportional to 14,256 and 31,572

Step by Step Solution

1. Step 1: Write the proportion equation
   14,256 : 31,572 = 31,572 : x
2. Step 2: Convert to fraction form
   14,256/31,572 = 31,572/x
3. Step 3: Cross multiply
   14,256x = 31,572 × 31,572
4. Step 4: Simplify right side
   14,256x = 996,791,184
5. Step 5: Solve for x
   x = 996,791,184/14,256
6. Step 6: Final answer
   x = 69,920.82