Finding the Third Proportional to 131,962 and 287,741.25

Step by Step Solution

1. Step 1: Write the proportion equation
   131,962 : 287,741.25 = 287,741.25 : x
2. Step 2: Convert to fraction form
   131,962/287,741.25 = 287,741.25/x
3. Step 3: Cross multiply
   131,962x = 287,741.25 × 287,741.25
4. Step 4: Simplify right side
   131,962x = 82,795,026,951.56
5. Step 5: Solve for x
   x = 82,795,026,951.56/131,962
6. Step 6: Final answer
   x = 627,415.67