Finding the Third Proportional to 116,870 and 171,572

Step by Step Solution

1. Step 1: Write the proportion equation
   116,870 : 171,572 = 171,572 : x
2. Step 2: Convert to fraction form
   116,870/171,572 = 171,572/x
3. Step 3: Cross multiply
   116,870x = 171,572 × 171,572
4. Step 4: Simplify right side
   116,870x = 29,436,951,184
5. Step 5: Solve for x
   x = 29,436,951,184/116,870
6. Step 6: Final answer
   x = 251,877.74