Finding the Third Proportional to 61,238.25 and 131,224.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,238.25 : 131,224.50 = 131,224.50 : x
2. Step 2: Convert to fraction form
   61,238.25/131,224.50 = 131,224.50/x
3. Step 3: Cross multiply
   61,238.25x = 131,224.50 × 131,224.50
4. Step 4: Simplify right side
   61,238.25x = 17,219,869,400.25
5. Step 5: Solve for x
   x = 17,219,869,400.25/61,238.25
6. Step 6: Final answer
   x = 281,194.67