Finding the Third Proportional to 28,196.25 and 61,311

Step by Step Solution

1. Step 1: Write the proportion equation
   28,196.25 : 61,311 = 61,311 : x
2. Step 2: Convert to fraction form
   28,196.25/61,311 = 61,311/x
3. Step 3: Cross multiply
   28,196.25x = 61,311 × 61,311
4. Step 4: Simplify right side
   28,196.25x = 3,759,038,721
5. Step 5: Solve for x
   x = 3,759,038,721/28,196.25
6. Step 6: Final answer
   x = 133,316.97