Finding the Third Proportional to 94,872 and 142,931

Step by Step Solution

1. Step 1: Write the proportion equation
   94,872 : 142,931 = 142,931 : x
2. Step 2: Convert to fraction form
   94,872/142,931 = 142,931/x
3. Step 3: Cross multiply
   94,872x = 142,931 × 142,931
4. Step 4: Simplify right side
   94,872x = 20,429,270,761
5. Step 5: Solve for x
   x = 20,429,270,761/94,872
6. Step 6: Final answer
   x = 215,335.09