Finding the Third Proportional to 62,910 and 98,172

Step by Step Solution

1. Step 1: Write the proportion equation
   62,910 : 98,172 = 98,172 : x
2. Step 2: Convert to fraction form
   62,910/98,172 = 98,172/x
3. Step 3: Cross multiply
   62,910x = 98,172 × 98,172
4. Step 4: Simplify right side
   62,910x = 9,637,741,584
5. Step 5: Solve for x
   x = 9,637,741,584/62,910
6. Step 6: Final answer
   x = 153,198.88