Finding the Third Proportional to 70,155 and 152,172

Step by Step Solution

1. Step 1: Write the proportion equation
   70,155 : 152,172 = 152,172 : x
2. Step 2: Convert to fraction form
   70,155/152,172 = 152,172/x
3. Step 3: Cross multiply
   70,155x = 152,172 × 152,172
4. Step 4: Simplify right side
   70,155x = 23,156,317,584
5. Step 5: Solve for x
   x = 23,156,317,584/70,155
6. Step 6: Final answer
   x = 330,073.66