Finding the Third Proportional to 131,006.25 and 280,710

Step by Step Solution

1. Step 1: Write the proportion equation
   131,006.25 : 280,710 = 280,710 : x
2. Step 2: Convert to fraction form
   131,006.25/280,710 = 280,710/x
3. Step 3: Cross multiply
   131,006.25x = 280,710 × 280,710
4. Step 4: Simplify right side
   131,006.25x = 78,798,104,100
5. Step 5: Solve for x
   x = 78,798,104,100/131,006.25
6. Step 6: Final answer
   x = 601,483.55