Finding the Third Proportional to 61,017.75 and 131,398.88

Step by Step Solution

1. Step 1: Write the proportion equation
   61,017.75 : 131,398.88 = 131,398.88 : x
2. Step 2: Convert to fraction form
   61,017.75/131,398.88 = 131,398.88/x
3. Step 3: Cross multiply
   61,017.75x = 131,398.88 × 131,398.88
4. Step 4: Simplify right side
   61,017.75x = 17,265,664,351.27
5. Step 5: Solve for x
   x = 17,265,664,351.27/61,017.75
6. Step 6: Final answer
   x = 282,961.34