Finding the Third Proportional to 134,898 and 197,971.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,898 : 197,971.50 = 197,971.50 : x
2. Step 2: Convert to fraction form
   134,898/197,971.50 = 197,971.50/x
3. Step 3: Cross multiply
   134,898x = 197,971.50 × 197,971.50
4. Step 4: Simplify right side
   134,898x = 39,192,714,812.25
5. Step 5: Solve for x
   x = 39,192,714,812.25/134,898
6. Step 6: Final answer
   x = 290,535.92