Finding the Third Proportional to 131,115 and 280,924.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,115 : 280,924.50 = 280,924.50 : x
2. Step 2: Convert to fraction form
   131,115/280,924.50 = 280,924.50/x
3. Step 3: Cross multiply
   131,115x = 280,924.50 × 280,924.50
4. Step 4: Simplify right side
   131,115x = 78,918,574,700.25
5. Step 5: Solve for x
   x = 78,918,574,700.25/131,115
6. Step 6: Final answer
   x = 601,903.48